Home / 28,214,553.60-42,321,830.40-17,396,776.80

Finding the Fourth Proportional to 28,214,553.60, 42,321,830.40 and 17,396,776.80

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Solution

The fourth proportional to 28,214,553.60, 42,321,830.40 and 17,396,776.80 is: 26,095,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214,553.60 : 42,321,830.40 = 17,396,776.80 : x
  2. Step 2: Convert to fraction form
    28,214,553.60/42,321,830.40 = 17,396,776.80/x
  3. Step 3: Cross multiply
    28,214,553.60x = 42,321,830.40 × 17,396,776.80
  4. Step 4: Simplify right side
    28,214,553.60x = 736,263,437,236,254.75
  5. Step 5: Solve for x
    x = 736,263,437,236,254.75/28,214,553.60
  6. Step 6: Final answer
    x = 26,095,165.20

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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.