Home / 19,317,710.60-28,976,565.90-9,240,014.60

Finding the Fourth Proportional to 19,317,710.60, 28,976,565.90 and 9,240,014.60

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Solution

The fourth proportional to 19,317,710.60, 28,976,565.90 and 9,240,014.60 is: 13,860,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317,710.60 : 28,976,565.90 = 9,240,014.60 : x
  2. Step 2: Convert to fraction form
    19,317,710.60/28,976,565.90 = 9,240,014.60/x
  3. Step 3: Cross multiply
    19,317,710.60x = 28,976,565.90 × 9,240,014.60
  4. Step 4: Simplify right side
    19,317,710.60x = 267,743,891,973,862.12
  5. Step 5: Solve for x
    x = 267,743,891,973,862.12/19,317,710.60
  6. Step 6: Final answer
    x = 13,860,021.90

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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.