Home / 77,079,034-115,572,380.10-24,534,010.72

Finding the Fourth Proportional to 77,079,034, 115,572,380.10 and 24,534,010.72

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Solution

The fourth proportional to 77,079,034, 115,572,380.10 and 24,534,010.72 is: 36,786,320.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,079,034 : 115,572,380.10 = 24,534,010.72 : x
  2. Step 2: Convert to fraction form
    77,079,034/115,572,380.10 = 24,534,010.72/x
  3. Step 3: Cross multiply
    77,079,034x = 115,572,380.10 × 24,534,010.72
  4. Step 4: Simplify right side
    77,079,034x = 2,835,454,012,309,314.50
  5. Step 5: Solve for x
    x = 2,835,454,012,309,314.50/77,079,034
  6. Step 6: Final answer
    x = 36,786,320.03

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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.