Home / 10,484,046.40-15,726,069.60-6,222,020.80

Finding the Fourth Proportional to 10,484,046.40, 15,726,069.60 and 6,222,020.80

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Solution

The fourth proportional to 10,484,046.40, 15,726,069.60 and 6,222,020.80 is: 9,333,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484,046.40 : 15,726,069.60 = 6,222,020.80 : x
  2. Step 2: Convert to fraction form
    10,484,046.40/15,726,069.60 = 6,222,020.80/x
  3. Step 3: Cross multiply
    10,484,046.40x = 15,726,069.60 × 6,222,020.80
  4. Step 4: Simplify right side
    10,484,046.40x = 97,847,932,153,447.67
  5. Step 5: Solve for x
    x = 97,847,932,153,447.67/10,484,046.40
  6. Step 6: Final answer
    x = 9,333,031.20

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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.