Home / 67,272,125.40-92,792,875.86-42,448,959.18

Finding the Fourth Proportional to 67,272,125.40, 92,792,875.86 and 42,448,959.18

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Solution

The fourth proportional to 67,272,125.40, 92,792,875.86 and 42,448,959.18 is: 58,552,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,272,125.40 : 92,792,875.86 = 42,448,959.18 : x
  2. Step 2: Convert to fraction form
    67,272,125.40/92,792,875.86 = 42,448,959.18/x
  3. Step 3: Cross multiply
    67,272,125.40x = 92,792,875.86 × 42,448,959.18
  4. Step 4: Simplify right side
    67,272,125.40x = 3,938,960,999,575,947.50
  5. Step 5: Solve for x
    x = 3,938,960,999,575,947.50/67,272,125.40
  6. Step 6: Final answer
    x = 58,552,646.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.