Home / 6,644,330.40-9,966,495.60-6,581,344.80

Finding the Fourth Proportional to 6,644,330.40, 9,966,495.60 and 6,581,344.80

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Solution

The fourth proportional to 6,644,330.40, 9,966,495.60 and 6,581,344.80 is: 9,872,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,330.40 : 9,966,495.60 = 6,581,344.80 : x
  2. Step 2: Convert to fraction form
    6,644,330.40/9,966,495.60 = 6,581,344.80/x
  3. Step 3: Cross multiply
    6,644,330.40x = 9,966,495.60 × 6,581,344.80
  4. Step 4: Simplify right side
    6,644,330.40x = 65,592,943,991,282.88
  5. Step 5: Solve for x
    x = 65,592,943,991,282.88/6,644,330.40
  6. Step 6: Final answer
    x = 9,872,017.20

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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.