Home / 23,280,987.24-32,128,487.64-13,359,686.76

Finding the Fourth Proportional to 23,280,987.24, 32,128,487.64 and 13,359,686.76

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Solution

The fourth proportional to 23,280,987.24, 32,128,487.64 and 13,359,686.76 is: 18,436,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280,987.24 : 32,128,487.64 = 13,359,686.76 : x
  2. Step 2: Convert to fraction form
    23,280,987.24/32,128,487.64 = 13,359,686.76/x
  3. Step 3: Cross multiply
    23,280,987.24x = 32,128,487.64 × 13,359,686.76
  4. Step 4: Simplify right side
    23,280,987.24x = 429,226,530,942,931.62
  5. Step 5: Solve for x
    x = 429,226,530,942,931.62/23,280,987.24
  6. Step 6: Final answer
    x = 18,436,783.91

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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.