Home / 31,539,848.76-47,309,457.87-9,974,454.12

Finding the Fourth Proportional to 31,539,848.76, 47,309,457.87 and 9,974,454.12

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Solution

The fourth proportional to 31,539,848.76, 47,309,457.87 and 9,974,454.12 is: 14,961,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,848.76 : 47,309,457.87 = 9,974,454.12 : x
  2. Step 2: Convert to fraction form
    31,539,848.76/47,309,457.87 = 9,974,454.12/x
  3. Step 3: Cross multiply
    31,539,848.76x = 47,309,457.87 × 9,974,454.12
  4. Step 4: Simplify right side
    31,539,848.76x = 471,886,016,966,387.88
  5. Step 5: Solve for x
    x = 471,886,016,966,387.88/31,539,848.76
  6. Step 6: Final answer
    x = 14,961,581.48

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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.