Home / 43,466,090.70-65,199,136.05-13,170,017.10

Finding the Fourth Proportional to 43,466,090.70, 65,199,136.05 and 13,170,017.10

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Solution

The fourth proportional to 43,466,090.70, 65,199,136.05 and 13,170,017.10 is: 19,755,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,466,090.70 : 65,199,136.05 = 13,170,017.10 : x
  2. Step 2: Convert to fraction form
    43,466,090.70/65,199,136.05 = 13,170,017.10/x
  3. Step 3: Cross multiply
    43,466,090.70x = 65,199,136.05 × 13,170,017.10
  4. Step 4: Simplify right side
    43,466,090.70x = 858,673,736,683,726.38
  5. Step 5: Solve for x
    x = 858,673,736,683,726.38/43,466,090.70
  6. Step 6: Final answer
    x = 19,755,025.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.