Home / 67,865,455.20-101,798,182.80-62,938,581.60

Finding the Fourth Proportional to 67,865,455.20, 101,798,182.80 and 62,938,581.60

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Solution

The fourth proportional to 67,865,455.20, 101,798,182.80 and 62,938,581.60 is: 94,407,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,865,455.20 : 101,798,182.80 = 62,938,581.60 : x
  2. Step 2: Convert to fraction form
    67,865,455.20/101,798,182.80 = 62,938,581.60/x
  3. Step 3: Cross multiply
    67,865,455.20x = 101,798,182.80 × 62,938,581.60
  4. Step 4: Simplify right side
    67,865,455.20x = 6,407,033,234,889,516
  5. Step 5: Solve for x
    x = 6,407,033,234,889,516/67,865,455.20
  6. Step 6: Final answer
    x = 94,407,872.40

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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.