Home / 72,762,660.88-109,156,599.64-29,655,316.24

Finding the Fourth Proportional to 72,762,660.88, 109,156,599.64 and 29,655,316.24

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Solution

The fourth proportional to 72,762,660.88, 109,156,599.64 and 29,655,316.24 is: 44,488,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,762,660.88 : 109,156,599.64 = 29,655,316.24 : x
  2. Step 2: Convert to fraction form
    72,762,660.88/109,156,599.64 = 29,655,316.24/x
  3. Step 3: Cross multiply
    72,762,660.88x = 109,156,599.64 × 29,655,316.24
  4. Step 4: Simplify right side
    72,762,660.88x = 3,237,073,482,007,270
  5. Step 5: Solve for x
    x = 3,237,073,482,007,270/72,762,660.88
  6. Step 6: Final answer
    x = 44,488,113.04

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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.