Home / 9,581,781.60-14,372,672.40-8,636,997.60

Finding the Fourth Proportional to 9,581,781.60, 14,372,672.40 and 8,636,997.60

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Solution

The fourth proportional to 9,581,781.60, 14,372,672.40 and 8,636,997.60 is: 12,955,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581,781.60 : 14,372,672.40 = 8,636,997.60 : x
  2. Step 2: Convert to fraction form
    9,581,781.60/14,372,672.40 = 8,636,997.60/x
  3. Step 3: Cross multiply
    9,581,781.60x = 14,372,672.40 × 8,636,997.60
  4. Step 4: Simplify right side
    9,581,781.60x = 124,136,737,024,386.23
  5. Step 5: Solve for x
    x = 124,136,737,024,386.23/9,581,781.60
  6. Step 6: Final answer
    x = 12,955,496.40

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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.