Home / 57,129,733.26-78,839,047.38-31,024,244.22

Finding the Fourth Proportional to 57,129,733.26, 78,839,047.38 and 31,024,244.22

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Solution

The fourth proportional to 57,129,733.26, 78,839,047.38 and 31,024,244.22 is: 42,813,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,129,733.26 : 78,839,047.38 = 31,024,244.22 : x
  2. Step 2: Convert to fraction form
    57,129,733.26/78,839,047.38 = 31,024,244.22/x
  3. Step 3: Cross multiply
    57,129,733.26x = 78,839,047.38 × 31,024,244.22
  4. Step 4: Simplify right side
    57,129,733.26x = 2,445,921,859,989,271
  5. Step 5: Solve for x
    x = 2,445,921,859,989,271/57,129,733.26
  6. Step 6: Final answer
    x = 42,813,465.43

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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.