Home / 21,906,437.92-32,875,801.68-10,391,941.20

Finding the Fourth Proportional to 21,906,437.92, 32,875,801.68 and 10,391,941.20

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Solution

The fourth proportional to 21,906,437.92, 32,875,801.68 and 10,391,941.20 is: 15,595,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,906,437.92 : 32,875,801.68 = 10,391,941.20 : x
  2. Step 2: Convert to fraction form
    21,906,437.92/32,875,801.68 = 10,391,941.20/x
  3. Step 3: Cross multiply
    21,906,437.92x = 32,875,801.68 × 10,391,941.20
  4. Step 4: Simplify right side
    21,906,437.92x = 341,643,397,961,421.19
  5. Step 5: Solve for x
    x = 341,643,397,961,421.19/21,906,437.92
  6. Step 6: Final answer
    x = 15,595,570.54

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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.