Home / 6,605,781.40-9,908,672.10-5,598,011.80

Finding the Fourth Proportional to 6,605,781.40, 9,908,672.10 and 5,598,011.80

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Solution

The fourth proportional to 6,605,781.40, 9,908,672.10 and 5,598,011.80 is: 8,397,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,781.40 : 9,908,672.10 = 5,598,011.80 : x
  2. Step 2: Convert to fraction form
    6,605,781.40/9,908,672.10 = 5,598,011.80/x
  3. Step 3: Cross multiply
    6,605,781.40x = 9,908,672.10 × 5,598,011.80
  4. Step 4: Simplify right side
    6,605,781.40x = 55,468,863,338,130.77
  5. Step 5: Solve for x
    x = 55,468,863,338,130.77/6,605,781.40
  6. Step 6: Final answer
    x = 8,397,017.70

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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.