Home / 5,013,729.40-6,918,909.42-2,721,831.16

Finding the Fourth Proportional to 5,013,729.40, 6,918,909.42 and 2,721,831.16

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Solution

The fourth proportional to 5,013,729.40, 6,918,909.42 and 2,721,831.16 is: 3,756,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013,729.40 : 6,918,909.42 = 2,721,831.16 : x
  2. Step 2: Convert to fraction form
    5,013,729.40/6,918,909.42 = 2,721,831.16/x
  3. Step 3: Cross multiply
    5,013,729.40x = 6,918,909.42 × 2,721,831.16
  4. Step 4: Simplify right side
    5,013,729.40x = 18,832,103,252,573.53
  5. Step 5: Solve for x
    x = 18,832,103,252,573.53/5,013,729.40
  6. Step 6: Final answer
    x = 3,756,106.83

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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.