Home / 42,407,012.72-63,620,741.97-14,736,909.65

Finding the Fourth Proportional to 42,407,012.72, 63,620,741.97 and 14,736,909.65

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Solution

The fourth proportional to 42,407,012.72, 63,620,741.97 and 14,736,909.65 is: 22,108,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,407,012.72 : 63,620,741.97 = 14,736,909.65 : x
  2. Step 2: Convert to fraction form
    42,407,012.72/63,620,741.97 = 14,736,909.65/x
  3. Step 3: Cross multiply
    42,407,012.72x = 63,620,741.97 × 14,736,909.65
  4. Step 4: Simplify right side
    42,407,012.72x = 937,573,126,277,853
  5. Step 5: Solve for x
    x = 937,573,126,277,853/42,407,012.72
  6. Step 6: Final answer
    x = 22,108,917.04

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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.