Home / 22,430,148.30-30,952,839.43-12,372,045.90

Finding the Fourth Proportional to 22,430,148.30, 30,952,839.43 and 12,372,045.90

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Solution

The fourth proportional to 22,430,148.30, 30,952,839.43 and 12,372,045.90 is: 17,073,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,430,148.30 : 30,952,839.43 = 12,372,045.90 : x
  2. Step 2: Convert to fraction form
    22,430,148.30/30,952,839.43 = 12,372,045.90/x
  3. Step 3: Cross multiply
    22,430,148.30x = 30,952,839.43 × 12,372,045.90
  4. Step 4: Simplify right side
    22,430,148.30x = 382,949,950,163,289.88
  5. Step 5: Solve for x
    x = 382,949,950,163,289.88/22,430,148.30
  6. Step 6: Final answer
    x = 17,073,001.26

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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.