Home / 20,038,545.60-27,653,246.56-10,871,188.35

Finding the Fourth Proportional to 20,038,545.60, 27,653,246.56 and 10,871,188.35

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Solution

The fourth proportional to 20,038,545.60, 27,653,246.56 and 10,871,188.35 is: 15,002,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,545.60 : 27,653,246.56 = 10,871,188.35 : x
  2. Step 2: Convert to fraction form
    20,038,545.60/27,653,246.56 = 10,871,188.35/x
  3. Step 3: Cross multiply
    20,038,545.60x = 27,653,246.56 × 10,871,188.35
  4. Step 4: Simplify right side
    20,038,545.60x = 300,623,651,847,037.94
  5. Step 5: Solve for x
    x = 300,623,651,847,037.94/20,038,545.60
  6. Step 6: Final answer
    x = 15,002,269.02

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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.