Home / 8,954,220.80-13,431,331.20-6,453,459.20

Finding the Fourth Proportional to 8,954,220.80, 13,431,331.20 and 6,453,459.20

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Solution

The fourth proportional to 8,954,220.80, 13,431,331.20 and 6,453,459.20 is: 9,680,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,220.80 : 13,431,331.20 = 6,453,459.20 : x
  2. Step 2: Convert to fraction form
    8,954,220.80/13,431,331.20 = 6,453,459.20/x
  3. Step 3: Cross multiply
    8,954,220.80x = 13,431,331.20 × 6,453,459.20
  4. Step 4: Simplify right side
    8,954,220.80x = 86,678,547,900,887.03
  5. Step 5: Solve for x
    x = 86,678,547,900,887.03/8,954,220.80
  6. Step 6: Final answer
    x = 9,680,188.80

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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.