Home / 23,191,851.28-32,005,139.30-12,738,833.68

Finding the Fourth Proportional to 23,191,851.28, 32,005,139.30 and 12,738,833.68

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Solution

The fourth proportional to 23,191,851.28, 32,005,139.30 and 12,738,833.68 is: 17,579,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,191,851.28 : 32,005,139.30 = 12,738,833.68 : x
  2. Step 2: Convert to fraction form
    23,191,851.28/32,005,139.30 = 12,738,833.68/x
  3. Step 3: Cross multiply
    23,191,851.28x = 32,005,139.30 × 12,738,833.68
  4. Step 4: Simplify right side
    23,191,851.28x = 407,708,146,447,931.62
  5. Step 5: Solve for x
    x = 407,708,146,447,931.62/23,191,851.28
  6. Step 6: Final answer
    x = 17,579,801.70

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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.