Home / 9,962,885.73-13,748,807.25-5,777,381.90

Finding the Fourth Proportional to 9,962,885.73, 13,748,807.25 and 5,777,381.90

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Solution

The fourth proportional to 9,962,885.73, 13,748,807.25 and 5,777,381.90 is: 7,972,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962,885.73 : 13,748,807.25 = 5,777,381.90 : x
  2. Step 2: Convert to fraction form
    9,962,885.73/13,748,807.25 = 5,777,381.90/x
  3. Step 3: Cross multiply
    9,962,885.73x = 13,748,807.25 × 5,777,381.90
  4. Step 4: Simplify right side
    9,962,885.73x = 79,432,110,187,110.80
  5. Step 5: Solve for x
    x = 79,432,110,187,110.80/9,962,885.73
  6. Step 6: Final answer
    x = 7,972,801.49

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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.