Home / 22,121,973.90-30,527,655.51-12,198,851.27

Finding the Fourth Proportional to 22,121,973.90, 30,527,655.51 and 12,198,851.27

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Solution

The fourth proportional to 22,121,973.90, 30,527,655.51 and 12,198,851.27 is: 16,834,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121,973.90 : 30,527,655.51 = 12,198,851.27 : x
  2. Step 2: Convert to fraction form
    22,121,973.90/30,527,655.51 = 12,198,851.27/x
  3. Step 3: Cross multiply
    22,121,973.90x = 30,527,655.51 × 12,198,851.27
  4. Step 4: Simplify right side
    22,121,973.90x = 372,402,329,195,872.19
  5. Step 5: Solve for x
    x = 372,402,329,195,872.19/22,121,973.90
  6. Step 6: Final answer
    x = 16,834,046.13

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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.