Home / 10,752,951.40-16,129,427.10-7,169,770.60

Finding the Fourth Proportional to 10,752,951.40, 16,129,427.10 and 7,169,770.60

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Solution

The fourth proportional to 10,752,951.40, 16,129,427.10 and 7,169,770.60 is: 10,754,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,951.40 : 16,129,427.10 = 7,169,770.60 : x
  2. Step 2: Convert to fraction form
    10,752,951.40/16,129,427.10 = 7,169,770.60/x
  3. Step 3: Cross multiply
    10,752,951.40x = 16,129,427.10 × 7,169,770.60
  4. Step 4: Simplify right side
    10,752,951.40x = 115,644,292,216,423.25
  5. Step 5: Solve for x
    x = 115,644,292,216,423.25/10,752,951.40
  6. Step 6: Final answer
    x = 10,754,655.90

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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.