Home / 14,678,887.40-22,018,331.10-9,222,759.80

Finding the Fourth Proportional to 14,678,887.40, 22,018,331.10 and 9,222,759.80

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Solution

The fourth proportional to 14,678,887.40, 22,018,331.10 and 9,222,759.80 is: 13,834,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,887.40 : 22,018,331.10 = 9,222,759.80 : x
  2. Step 2: Convert to fraction form
    14,678,887.40/22,018,331.10 = 9,222,759.80/x
  3. Step 3: Cross multiply
    14,678,887.40x = 22,018,331.10 × 9,222,759.80
  4. Step 4: Simplify right side
    14,678,887.40x = 203,069,778,932,169.81
  5. Step 5: Solve for x
    x = 203,069,778,932,169.81/14,678,887.40
  6. Step 6: Final answer
    x = 13,834,139.70

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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.