Home / 65,557,730.20-98,411,244.90-38,646,549.40

Finding the Fourth Proportional to 65,557,730.20, 98,411,244.90 and 38,646,549.40

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Solution

The fourth proportional to 65,557,730.20, 98,411,244.90 and 38,646,549.40 is: 58,013,830.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,557,730.20 : 98,411,244.90 = 38,646,549.40 : x
  2. Step 2: Convert to fraction form
    65,557,730.20/98,411,244.90 = 38,646,549.40/x
  3. Step 3: Cross multiply
    65,557,730.20x = 98,411,244.90 × 38,646,549.40
  4. Step 4: Simplify right side
    65,557,730.20x = 3,803,255,037,543,348
  5. Step 5: Solve for x
    x = 3,803,255,037,543,348/65,557,730.20
  6. Step 6: Final answer
    x = 58,013,830.34

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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.