Home / 71,266,565.34-98,348,130-38,671,517.34

Finding the Fourth Proportional to 71,266,565.34, 98,348,130 and 38,671,517.34

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Solution

The fourth proportional to 71,266,565.34, 98,348,130 and 38,671,517.34 is: 53,366,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266,565.34 : 98,348,130 = 38,671,517.34 : x
  2. Step 2: Convert to fraction form
    71,266,565.34/98,348,130 = 38,671,517.34/x
  3. Step 3: Cross multiply
    71,266,565.34x = 98,348,130 × 38,671,517.34
  4. Step 4: Simplify right side
    71,266,565.34x = 3,803,271,414,651,574.50
  5. Step 5: Solve for x
    x = 3,803,271,414,651,574.50/71,266,565.34
  6. Step 6: Final answer
    x = 53,366,840.35

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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.