Home / 48,017,638.05-72,037,915.59-15,669,600.77

Finding the Fourth Proportional to 48,017,638.05, 72,037,915.59 and 15,669,600.77

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Solution

The fourth proportional to 48,017,638.05, 72,037,915.59 and 15,669,600.77 is: 23,508,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,017,638.05 : 72,037,915.59 = 15,669,600.77 : x
  2. Step 2: Convert to fraction form
    48,017,638.05/72,037,915.59 = 15,669,600.77/x
  3. Step 3: Cross multiply
    48,017,638.05x = 72,037,915.59 × 15,669,600.77
  4. Step 4: Simplify right side
    48,017,638.05x = 1,128,805,377,566,972.75
  5. Step 5: Solve for x
    x = 1,128,805,377,566,972.75/48,017,638.05
  6. Step 6: Final answer
    x = 23,508,140.41

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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.