Home / 60,445,957.59-90,668,880.98-18,947,132.31

Finding the Fourth Proportional to 60,445,957.59, 90,668,880.98 and 18,947,132.31

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Solution

The fourth proportional to 60,445,957.59, 90,668,880.98 and 18,947,132.31 is: 28,420,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,445,957.59 : 90,668,880.98 = 18,947,132.31 : x
  2. Step 2: Convert to fraction form
    60,445,957.59/90,668,880.98 = 18,947,132.31/x
  3. Step 3: Cross multiply
    60,445,957.59x = 90,668,880.98 × 18,947,132.31
  4. Step 4: Simplify right side
    60,445,957.59x = 1,717,915,284,232,966.50
  5. Step 5: Solve for x
    x = 1,717,915,284,232,966.50/60,445,957.59
  6. Step 6: Final answer
    x = 28,420,681.10

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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.