Home / 10,369,854.20-15,554,781.30-6,586,052.60

Finding the Fourth Proportional to 10,369,854.20, 15,554,781.30 and 6,586,052.60

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Solution

The fourth proportional to 10,369,854.20, 15,554,781.30 and 6,586,052.60 is: 9,879,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,854.20 : 15,554,781.30 = 6,586,052.60 : x
  2. Step 2: Convert to fraction form
    10,369,854.20/15,554,781.30 = 6,586,052.60/x
  3. Step 3: Cross multiply
    10,369,854.20x = 15,554,781.30 × 6,586,052.60
  4. Step 4: Simplify right side
    10,369,854.20x = 102,444,607,823,296.38
  5. Step 5: Solve for x
    x = 102,444,607,823,296.38/10,369,854.20
  6. Step 6: Final answer
    x = 9,879,078.90

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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.