Home / 9,240,713.84-12,747,065.40-5,372,807.36

Finding the Fourth Proportional to 9,240,713.84, 12,747,065.40 and 5,372,807.36

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Solution

The fourth proportional to 9,240,713.84, 12,747,065.40 and 5,372,807.36 is: 7,411,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,713.84 : 12,747,065.40 = 5,372,807.36 : x
  2. Step 2: Convert to fraction form
    9,240,713.84/12,747,065.40 = 5,372,807.36/x
  3. Step 3: Cross multiply
    9,240,713.84x = 12,747,065.40 × 5,372,807.36
  4. Step 4: Simplify right side
    9,240,713.84x = 68,487,526,799,521.35
  5. Step 5: Solve for x
    x = 68,487,526,799,521.35/9,240,713.84
  6. Step 6: Final answer
    x = 7,411,497.42

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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.