Home / 13,171,023.30-19,730,971.65-9,706,470.90

Finding the Fourth Proportional to 13,171,023.30, 19,730,971.65 and 9,706,470.90

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Solution

The fourth proportional to 13,171,023.30, 19,730,971.65 and 9,706,470.90 is: 14,540,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171,023.30 : 19,730,971.65 = 9,706,470.90 : x
  2. Step 2: Convert to fraction form
    13,171,023.30/19,730,971.65 = 9,706,470.90/x
  3. Step 3: Cross multiply
    13,171,023.30x = 19,730,971.65 × 9,706,470.90
  4. Step 4: Simplify right side
    13,171,023.30x = 191,518,102,149,449.97
  5. Step 5: Solve for x
    x = 191,518,102,149,449.97/13,171,023.30
  6. Step 6: Final answer
    x = 14,540,867.31

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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.