Home / 28,214,580.60-42,321,870.90-17,396,803.80

Finding the Fourth Proportional to 28,214,580.60, 42,321,870.90 and 17,396,803.80

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Solution

The fourth proportional to 28,214,580.60, 42,321,870.90 and 17,396,803.80 is: 26,095,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214,580.60 : 42,321,870.90 = 17,396,803.80 : x
  2. Step 2: Convert to fraction form
    28,214,580.60/42,321,870.90 = 17,396,803.80/x
  3. Step 3: Cross multiply
    28,214,580.60x = 42,321,870.90 × 17,396,803.80
  4. Step 4: Simplify right side
    28,214,580.60x = 736,265,284,496,229.38
  5. Step 5: Solve for x
    x = 736,265,284,496,229.38/28,214,580.60
  6. Step 6: Final answer
    x = 26,095,205.70

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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.