Home / 10,435,338.40-15,655,729.20-4,045,799.20

Finding the Fourth Proportional to 10,435,338.40, 15,655,729.20 and 4,045,799.20

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Solution

The fourth proportional to 10,435,338.40, 15,655,729.20 and 4,045,799.20 is: 6,069,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435,338.40 : 15,655,729.20 = 4,045,799.20 : x
  2. Step 2: Convert to fraction form
    10,435,338.40/15,655,729.20 = 4,045,799.20/x
  3. Step 3: Cross multiply
    10,435,338.40x = 15,655,729.20 × 4,045,799.20
  4. Step 4: Simplify right side
    10,435,338.40x = 63,339,936,672,776.64
  5. Step 5: Solve for x
    x = 63,339,936,672,776.64/10,435,338.40
  6. Step 6: Final answer
    x = 6,069,753.97

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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.