Home / 14,177,648.10-21,266,472.15-13,431,152.10

Finding the Fourth Proportional to 14,177,648.10, 21,266,472.15 and 13,431,152.10

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Solution

The fourth proportional to 14,177,648.10, 21,266,472.15 and 13,431,152.10 is: 20,146,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,648.10 : 21,266,472.15 = 13,431,152.10 : x
  2. Step 2: Convert to fraction form
    14,177,648.10/21,266,472.15 = 13,431,152.10/x
  3. Step 3: Cross multiply
    14,177,648.10x = 21,266,472.15 × 13,431,152.10
  4. Step 4: Simplify right side
    14,177,648.10x = 285,633,222,077,064
  5. Step 5: Solve for x
    x = 285,633,222,077,064/14,177,648.10
  6. Step 6: Final answer
    x = 20,146,728.15

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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.