Home / 32,885,320.80-49,327,981.20-31,317,679.20

Finding the Fourth Proportional to 32,885,320.80, 49,327,981.20 and 31,317,679.20

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Solution

The fourth proportional to 32,885,320.80, 49,327,981.20 and 31,317,679.20 is: 46,976,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,885,320.80 : 49,327,981.20 = 31,317,679.20 : x
  2. Step 2: Convert to fraction form
    32,885,320.80/49,327,981.20 = 31,317,679.20/x
  3. Step 3: Cross multiply
    32,885,320.80x = 49,327,981.20 × 31,317,679.20
  4. Step 4: Simplify right side
    32,885,320.80x = 1,544,837,890,805,231
  5. Step 5: Solve for x
    x = 1,544,837,890,805,231/32,885,320.80
  6. Step 6: Final answer
    x = 46,976,518.80

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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.