Home / 12,727,148.90-17,563,399.05-6,925,972.16

Finding the Fourth Proportional to 12,727,148.90, 17,563,399.05 and 6,925,972.16

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Solution

The fourth proportional to 12,727,148.90, 17,563,399.05 and 6,925,972.16 is: 9,557,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727,148.90 : 17,563,399.05 = 6,925,972.16 : x
  2. Step 2: Convert to fraction form
    12,727,148.90/17,563,399.05 = 6,925,972.16/x
  3. Step 3: Cross multiply
    12,727,148.90x = 17,563,399.05 × 6,925,972.16
  4. Step 4: Simplify right side
    12,727,148.90x = 121,643,612,759,089.44
  5. Step 5: Solve for x
    x = 121,643,612,759,089.44/12,727,148.90
  6. Step 6: Final answer
    x = 9,557,805.42

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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.