Home / 10,646,046.60-15,971,870.88-5,528,816.52

Finding the Fourth Proportional to 10,646,046.60, 15,971,870.88 and 5,528,816.52

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Solution

The fourth proportional to 10,646,046.60, 15,971,870.88 and 5,528,816.52 is: 8,294,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,046.60 : 15,971,870.88 = 5,528,816.52 : x
  2. Step 2: Convert to fraction form
    10,646,046.60/15,971,870.88 = 5,528,816.52/x
  3. Step 3: Cross multiply
    10,646,046.60x = 15,971,870.88 × 5,528,816.52
  4. Step 4: Simplify right side
    10,646,046.60x = 88,305,543,576,650.94
  5. Step 5: Solve for x
    x = 88,305,543,576,650.94/10,646,046.60
  6. Step 6: Final answer
    x = 8,294,679.41

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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.