Home / 21,246,207.92-31,852,023.40-6,665,632.08

Finding the Fourth Proportional to 21,246,207.92, 31,852,023.40 and 6,665,632.08

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Solution

The fourth proportional to 21,246,207.92, 31,852,023.40 and 6,665,632.08 is: 9,993,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,246,207.92 : 31,852,023.40 = 6,665,632.08 : x
  2. Step 2: Convert to fraction form
    21,246,207.92/31,852,023.40 = 6,665,632.08/x
  3. Step 3: Cross multiply
    21,246,207.92x = 31,852,023.40 × 6,665,632.08
  4. Step 4: Simplify right side
    21,246,207.92x = 212,313,868,987,950.66
  5. Step 5: Solve for x
    x = 212,313,868,987,950.66/21,246,207.92
  6. Step 6: Final answer
    x = 9,993,024.16

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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.