Home / 9,786,602.40-14,679,903.60-8,369,426.40

Finding the Fourth Proportional to 9,786,602.40, 14,679,903.60 and 8,369,426.40

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Solution

The fourth proportional to 9,786,602.40, 14,679,903.60 and 8,369,426.40 is: 12,554,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786,602.40 : 14,679,903.60 = 8,369,426.40 : x
  2. Step 2: Convert to fraction form
    9,786,602.40/14,679,903.60 = 8,369,426.40/x
  3. Step 3: Cross multiply
    9,786,602.40x = 14,679,903.60 × 8,369,426.40
  4. Step 4: Simplify right side
    9,786,602.40x = 122,862,372,739,295.05
  5. Step 5: Solve for x
    x = 122,862,372,739,295.05/9,786,602.40
  6. Step 6: Final answer
    x = 12,554,139.60

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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.