Home / 18,581,292.60-27,871,938.90-17,146,401.90

Finding the Fourth Proportional to 18,581,292.60, 27,871,938.90 and 17,146,401.90

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Solution

The fourth proportional to 18,581,292.60, 27,871,938.90 and 17,146,401.90 is: 25,719,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581,292.60 : 27,871,938.90 = 17,146,401.90 : x
  2. Step 2: Convert to fraction form
    18,581,292.60/27,871,938.90 = 17,146,401.90/x
  3. Step 3: Cross multiply
    18,581,292.60x = 27,871,938.90 × 17,146,401.90
  4. Step 4: Simplify right side
    18,581,292.60x = 477,903,466,111,643.81
  5. Step 5: Solve for x
    x = 477,903,466,111,643.81/18,581,292.60
  6. Step 6: Final answer
    x = 25,719,602.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.