Home / 67,466,349.32-101,205,699.89-18,943,876.15

Finding the Fourth Proportional to 67,466,349.32, 101,205,699.89 and 18,943,876.15

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Solution

The fourth proportional to 67,466,349.32, 101,205,699.89 and 18,943,876.15 is: 28,417,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,466,349.32 : 101,205,699.89 = 18,943,876.15 : x
  2. Step 2: Convert to fraction form
    67,466,349.32/101,205,699.89 = 18,943,876.15/x
  3. Step 3: Cross multiply
    67,466,349.32x = 101,205,699.89 × 18,943,876.15
  4. Step 4: Simplify right side
    67,466,349.32x = 1,917,228,244,042,495.25
  5. Step 5: Solve for x
    x = 1,917,228,244,042,495.25/67,466,349.32
  6. Step 6: Final answer
    x = 28,417,548.36

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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.