Home / 53,895,643.20-80,894,203.20-28,354,982.40

Finding the Fourth Proportional to 53,895,643.20, 80,894,203.20 and 28,354,982.40

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Solution

The fourth proportional to 53,895,643.20, 80,894,203.20 and 28,354,982.40 is: 42,559,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895,643.20 : 80,894,203.20 = 28,354,982.40 : x
  2. Step 2: Convert to fraction form
    53,895,643.20/80,894,203.20 = 28,354,982.40/x
  3. Step 3: Cross multiply
    53,895,643.20x = 80,894,203.20 × 28,354,982.40
  4. Step 4: Simplify right side
    53,895,643.20x = 2,293,753,707,998,023.50
  5. Step 5: Solve for x
    x = 2,293,753,707,998,023.50/53,895,643.20
  6. Step 6: Final answer
    x = 42,559,167.53

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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.