Home / 42,715,751.61-64,072,948.70-10,367,921.85

Finding the Fourth Proportional to 42,715,751.61, 64,072,948.70 and 10,367,921.85

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Solution

The fourth proportional to 42,715,751.61, 64,072,948.70 and 10,367,921.85 is: 15,551,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,715,751.61 : 64,072,948.70 = 10,367,921.85 : x
  2. Step 2: Convert to fraction form
    42,715,751.61/64,072,948.70 = 10,367,921.85/x
  3. Step 3: Cross multiply
    42,715,751.61x = 64,072,948.70 × 10,367,921.85
  4. Step 4: Simplify right side
    42,715,751.61x = 664,303,324,768,819.50
  5. Step 5: Solve for x
    x = 664,303,324,768,819.50/42,715,751.61
  6. Step 6: Final answer
    x = 15,551,718.04

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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.