Home / 48,411,994.30-72,534,010.65-31,363,891.90

Finding the Fourth Proportional to 48,411,994.30, 72,534,010.65 and 31,363,891.90

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Solution

The fourth proportional to 48,411,994.30, 72,534,010.65 and 31,363,891.90 is: 46,991,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,411,994.30 : 72,534,010.65 = 31,363,891.90 : x
  2. Step 2: Convert to fraction form
    48,411,994.30/72,534,010.65 = 31,363,891.90/x
  3. Step 3: Cross multiply
    48,411,994.30x = 72,534,010.65 × 31,363,891.90
  4. Step 4: Simplify right side
    48,411,994.30x = 2,274,948,869,100,049
  5. Step 5: Solve for x
    x = 2,274,948,869,100,049/48,411,994.30
  6. Step 6: Final answer
    x = 46,991,430.57

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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.