Home / 7,308,421.32-10,962,571.47-5,712,326.04

Finding the Fourth Proportional to 7,308,421.32, 10,962,571.47 and 5,712,326.04

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Solution

The fourth proportional to 7,308,421.32, 10,962,571.47 and 5,712,326.04 is: 8,568,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308,421.32 : 10,962,571.47 = 5,712,326.04 : x
  2. Step 2: Convert to fraction form
    7,308,421.32/10,962,571.47 = 5,712,326.04/x
  3. Step 3: Cross multiply
    7,308,421.32x = 10,962,571.47 × 5,712,326.04
  4. Step 4: Simplify right side
    7,308,421.32x = 62,621,782,473,442.09
  5. Step 5: Solve for x
    x = 62,621,782,473,442.09/7,308,421.32
  6. Step 6: Final answer
    x = 8,568,441.76

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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.