Home / 15,116,342.08-22,634,984.72-8,278,688.96

Finding the Fourth Proportional to 15,116,342.08, 22,634,984.72 and 8,278,688.96

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Solution

The fourth proportional to 15,116,342.08, 22,634,984.72 and 8,278,688.96 is: 12,396,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,342.08 : 22,634,984.72 = 8,278,688.96 : x
  2. Step 2: Convert to fraction form
    15,116,342.08/22,634,984.72 = 8,278,688.96/x
  3. Step 3: Cross multiply
    15,116,342.08x = 22,634,984.72 × 8,278,688.96
  4. Step 4: Simplify right side
    15,116,342.08x = 187,387,998,111,232.69
  5. Step 5: Solve for x
    x = 187,387,998,111,232.69/15,116,342.08
  6. Step 6: Final answer
    x = 12,396,385.13

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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.