Home / 62,871,147.40-94,306,721.10-55,312,875.40

Finding the Fourth Proportional to 62,871,147.40, 94,306,721.10 and 55,312,875.40

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Solution

The fourth proportional to 62,871,147.40, 94,306,721.10 and 55,312,875.40 is: 82,969,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,871,147.40 : 94,306,721.10 = 55,312,875.40 : x
  2. Step 2: Convert to fraction form
    62,871,147.40/94,306,721.10 = 55,312,875.40/x
  3. Step 3: Cross multiply
    62,871,147.40x = 94,306,721.10 × 55,312,875.40
  4. Step 4: Simplify right side
    62,871,147.40x = 5,216,375,913,586,850
  5. Step 5: Solve for x
    x = 5,216,375,913,586,850/62,871,147.40
  6. Step 6: Final answer
    x = 82,969,313.10

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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.