Home / 39,307,712.30-58,961,568.45-12,013,952.30

Finding the Fourth Proportional to 39,307,712.30, 58,961,568.45 and 12,013,952.30

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Solution

The fourth proportional to 39,307,712.30, 58,961,568.45 and 12,013,952.30 is: 18,020,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307,712.30 : 58,961,568.45 = 12,013,952.30 : x
  2. Step 2: Convert to fraction form
    39,307,712.30/58,961,568.45 = 12,013,952.30/x
  3. Step 3: Cross multiply
    39,307,712.30x = 58,961,568.45 × 12,013,952.30
  4. Step 4: Simplify right side
    39,307,712.30x = 708,361,470,891,485
  5. Step 5: Solve for x
    x = 708,361,470,891,485/39,307,712.30
  6. Step 6: Final answer
    x = 18,020,928.45

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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.