Home / 57,077,634.17-78,767,351.24-30,972,152

Finding the Fourth Proportional to 57,077,634.17, 78,767,351.24 and 30,972,152

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Solution

The fourth proportional to 57,077,634.17, 78,767,351.24 and 30,972,152 is: 42,741,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,077,634.17 : 78,767,351.24 = 30,972,152 : x
  2. Step 2: Convert to fraction form
    57,077,634.17/78,767,351.24 = 30,972,152/x
  3. Step 3: Cross multiply
    57,077,634.17x = 78,767,351.24 × 30,972,152
  4. Step 4: Simplify right side
    57,077,634.17x = 2,439,594,375,242,668.50
  5. Step 5: Solve for x
    x = 2,439,594,375,242,668.50/57,077,634.17
  6. Step 6: Final answer
    x = 42,741,687.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.