Home / 10,931,764.83-16,397,600.55-4,453,395.28

Finding the Fourth Proportional to 10,931,764.83, 16,397,600.55 and 4,453,395.28

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Solution

The fourth proportional to 10,931,764.83, 16,397,600.55 and 4,453,395.28 is: 6,680,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,764.83 : 16,397,600.55 = 4,453,395.28 : x
  2. Step 2: Convert to fraction form
    10,931,764.83/16,397,600.55 = 4,453,395.28/x
  3. Step 3: Cross multiply
    10,931,764.83x = 16,397,600.55 × 4,453,395.28
  4. Step 4: Simplify right side
    10,931,764.83x = 73,024,996,830,727.28
  5. Step 5: Solve for x
    x = 73,024,996,830,727.28/10,931,764.83
  6. Step 6: Final answer
    x = 6,680,073.89

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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.