Home / 22,187,973.61-30,618,816.12-12,398,498.24

Finding the Fourth Proportional to 22,187,973.61, 30,618,816.12 and 12,398,498.24

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Solution

The fourth proportional to 22,187,973.61, 30,618,816.12 and 12,398,498.24 is: 17,109,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187,973.61 : 30,618,816.12 = 12,398,498.24 : x
  2. Step 2: Convert to fraction form
    22,187,973.61/30,618,816.12 = 12,398,498.24/x
  3. Step 3: Cross multiply
    22,187,973.61x = 30,618,816.12 × 12,398,498.24
  4. Step 4: Simplify right side
    22,187,973.61x = 379,627,337,774,703.62
  5. Step 5: Solve for x
    x = 379,627,337,774,703.62/22,187,973.61
  6. Step 6: Final answer
    x = 17,109,599.30

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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.