Home / 12,711,476.79-17,525,372.97-8,233,064.01

Finding the Fourth Proportional to 12,711,476.79, 17,525,372.97 and 8,233,064.01

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Solution

The fourth proportional to 12,711,476.79, 17,525,372.97 and 8,233,064.01 is: 11,350,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,476.79 : 17,525,372.97 = 8,233,064.01 : x
  2. Step 2: Convert to fraction form
    12,711,476.79/17,525,372.97 = 8,233,064.01/x
  3. Step 3: Cross multiply
    12,711,476.79x = 17,525,372.97 × 8,233,064.01
  4. Step 4: Simplify right side
    12,711,476.79x = 144,287,517,461,133.78
  5. Step 5: Solve for x
    x = 144,287,517,461,133.78/12,711,476.79
  6. Step 6: Final answer
    x = 11,350,964.16

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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.