Home / 21,735,426.24-29,982,398.04-13,572,492.48

Finding the Fourth Proportional to 21,735,426.24, 29,982,398.04 and 13,572,492.48

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Solution

The fourth proportional to 21,735,426.24, 29,982,398.04 and 13,572,492.48 is: 18,722,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735,426.24 : 29,982,398.04 = 13,572,492.48 : x
  2. Step 2: Convert to fraction form
    21,735,426.24/29,982,398.04 = 13,572,492.48/x
  3. Step 3: Cross multiply
    21,735,426.24x = 29,982,398.04 × 13,572,492.48
  4. Step 4: Simplify right side
    21,735,426.24x = 406,935,871,930,266.75
  5. Step 5: Solve for x
    x = 406,935,871,930,266.75/21,735,426.24
  6. Step 6: Final answer
    x = 18,722,240.25

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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.