Home / 6,644,030.40-9,966,045.60-5,687,436.60

Finding the Fourth Proportional to 6,644,030.40, 9,966,045.60 and 5,687,436.60

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Solution

The fourth proportional to 6,644,030.40, 9,966,045.60 and 5,687,436.60 is: 8,531,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,030.40 : 9,966,045.60 = 5,687,436.60 : x
  2. Step 2: Convert to fraction form
    6,644,030.40/9,966,045.60 = 5,687,436.60/x
  3. Step 3: Cross multiply
    6,644,030.40x = 9,966,045.60 × 5,687,436.60
  4. Step 4: Simplify right side
    6,644,030.40x = 56,681,252,502,708.95
  5. Step 5: Solve for x
    x = 56,681,252,502,708.95/6,644,030.40
  6. Step 6: Final answer
    x = 8,531,154.90

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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.