Home / 42,129,077.40-63,087,327.90-33,626,021.40

Finding the Fourth Proportional to 42,129,077.40, 63,087,327.90 and 33,626,021.40

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Solution

The fourth proportional to 42,129,077.40, 63,087,327.90 and 33,626,021.40 is: 50,354,196.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,129,077.40 : 63,087,327.90 = 33,626,021.40 : x
  2. Step 2: Convert to fraction form
    42,129,077.40/63,087,327.90 = 33,626,021.40/x
  3. Step 3: Cross multiply
    42,129,077.40x = 63,087,327.90 × 33,626,021.40
  4. Step 4: Simplify right side
    42,129,077.40x = 2,121,375,838,034,217
  5. Step 5: Solve for x
    x = 2,121,375,838,034,217/42,129,077.40
  6. Step 6: Final answer
    x = 50,354,196.41

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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.