Home / 77,079,033-115,572,378.60-24,534,009.72

Finding the Fourth Proportional to 77,079,033, 115,572,378.60 and 24,534,009.72

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Solution

The fourth proportional to 77,079,033, 115,572,378.60 and 24,534,009.72 is: 36,786,318.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,079,033 : 115,572,378.60 = 24,534,009.72 : x
  2. Step 2: Convert to fraction form
    77,079,033/115,572,378.60 = 24,534,009.72/x
  3. Step 3: Cross multiply
    77,079,033x = 115,572,378.60 × 24,534,009.72
  4. Step 4: Simplify right side
    77,079,033x = 2,835,453,859,935,919.50
  5. Step 5: Solve for x
    x = 2,835,453,859,935,919.50/77,079,033
  6. Step 6: Final answer
    x = 36,786,318.53

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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.