Home / 52,201,915.20-78,225,890.40-37,855,195.20

Finding the Fourth Proportional to 52,201,915.20, 78,225,890.40 and 37,855,195.20

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Solution

The fourth proportional to 52,201,915.20, 78,225,890.40 and 37,855,195.20 is: 56,726,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,201,915.20 : 78,225,890.40 = 37,855,195.20 : x
  2. Step 2: Convert to fraction form
    52,201,915.20/78,225,890.40 = 37,855,195.20/x
  3. Step 3: Cross multiply
    52,201,915.20x = 78,225,890.40 × 37,855,195.20
  4. Step 4: Simplify right side
    52,201,915.20x = 2,961,256,350,785,806.50
  5. Step 5: Solve for x
    x = 2,961,256,350,785,806.50/52,201,915.20
  6. Step 6: Final answer
    x = 56,726,967.57

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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.