Home / 10,366,568.55-15,549,852.83-7,138,064.48

Finding the Fourth Proportional to 10,366,568.55, 15,549,852.83 and 7,138,064.48

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Solution

The fourth proportional to 10,366,568.55, 15,549,852.83 and 7,138,064.48 is: 10,707,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,568.55 : 15,549,852.83 = 7,138,064.48 : x
  2. Step 2: Convert to fraction form
    10,366,568.55/15,549,852.83 = 7,138,064.48/x
  3. Step 3: Cross multiply
    10,366,568.55x = 15,549,852.83 × 7,138,064.48
  4. Step 4: Simplify right side
    10,366,568.55x = 110,995,852,041,610.88
  5. Step 5: Solve for x
    x = 110,995,852,041,610.88/10,366,568.55
  6. Step 6: Final answer
    x = 10,707,096.71

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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.