Home / 52,094,415.78-78,142,283.28-19,737,626.58

Finding the Fourth Proportional to 52,094,415.78, 78,142,283.28 and 19,737,626.58

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Solution

The fourth proportional to 52,094,415.78, 78,142,283.28 and 19,737,626.58 is: 29,606,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094,415.78 : 78,142,283.28 = 19,737,626.58 : x
  2. Step 2: Convert to fraction form
    52,094,415.78/78,142,283.28 = 19,737,626.58/x
  3. Step 3: Cross multiply
    52,094,415.78x = 78,142,283.28 × 19,737,626.58
  4. Step 4: Simplify right side
    52,094,415.78x = 1,542,343,207,489,217.50
  5. Step 5: Solve for x
    x = 1,542,343,207,489,217.50/52,094,415.78
  6. Step 6: Final answer
    x = 29,606,689.78

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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.