Home / 10,459,353.72-15,680,045.07-3,635,040.29

Finding the Fourth Proportional to 10,459,353.72, 15,680,045.07 and 3,635,040.29

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Solution

The fourth proportional to 10,459,353.72, 15,680,045.07 and 3,635,040.29 is: 5,449,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459,353.72 : 15,680,045.07 = 3,635,040.29 : x
  2. Step 2: Convert to fraction form
    10,459,353.72/15,680,045.07 = 3,635,040.29/x
  3. Step 3: Cross multiply
    10,459,353.72x = 15,680,045.07 × 3,635,040.29
  4. Step 4: Simplify right side
    10,459,353.72x = 56,997,595,500,065.65
  5. Step 5: Solve for x
    x = 56,997,595,500,065.65/10,459,353.72
  6. Step 6: Final answer
    x = 5,449,437.61

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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.