Home / 23,471,834.78-32,390,649.41-13,016,163.86

Finding the Fourth Proportional to 23,471,834.78, 32,390,649.41 and 13,016,163.86

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Solution

The fourth proportional to 23,471,834.78, 32,390,649.41 and 13,016,163.86 is: 17,962,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,471,834.78 : 32,390,649.41 = 13,016,163.86 : x
  2. Step 2: Convert to fraction form
    23,471,834.78/32,390,649.41 = 13,016,163.86/x
  3. Step 3: Cross multiply
    23,471,834.78x = 32,390,649.41 × 13,016,163.86
  4. Step 4: Simplify right side
    23,471,834.78x = 421,602,000,122,959.50
  5. Step 5: Solve for x
    x = 421,602,000,122,959.50/23,471,834.78
  6. Step 6: Final answer
    x = 17,962,038.50

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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.