Home / 31,526,219.40-47,289,329.10-17,874,090.60

Finding the Fourth Proportional to 31,526,219.40, 47,289,329.10 and 17,874,090.60

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Solution

The fourth proportional to 31,526,219.40, 47,289,329.10 and 17,874,090.60 is: 26,811,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526,219.40 : 47,289,329.10 = 17,874,090.60 : x
  2. Step 2: Convert to fraction form
    31,526,219.40/47,289,329.10 = 17,874,090.60/x
  3. Step 3: Cross multiply
    31,526,219.40x = 47,289,329.10 × 17,874,090.60
  4. Step 4: Simplify right side
    31,526,219.40x = 845,253,752,746,616.50
  5. Step 5: Solve for x
    x = 845,253,752,746,616.50/31,526,219.40
  6. Step 6: Final answer
    x = 26,811,135.90

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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.