Home / 52,218,652.45-78,279,279.65-17,651,002.89

Finding the Fourth Proportional to 52,218,652.45, 78,279,279.65 and 17,651,002.89

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Solution

The fourth proportional to 52,218,652.45, 78,279,279.65 and 17,651,002.89 is: 26,460,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,218,652.45 : 78,279,279.65 = 17,651,002.89 : x
  2. Step 2: Convert to fraction form
    52,218,652.45/78,279,279.65 = 17,651,002.89/x
  3. Step 3: Cross multiply
    52,218,652.45x = 78,279,279.65 × 17,651,002.89
  4. Step 4: Simplify right side
    52,218,652.45x = 1,381,707,791,329,268.25
  5. Step 5: Solve for x
    x = 1,381,707,791,329,268.25/52,218,652.45
  6. Step 6: Final answer
    x = 26,460,043.04

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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.