Home / 7,115,013.86-10,672,482.45-1,723,661.55

Finding the Fourth Proportional to 7,115,013.86, 10,672,482.45 and 1,723,661.55

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Solution

The fourth proportional to 7,115,013.86, 10,672,482.45 and 1,723,661.55 is: 2,585,483.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,013.86 : 10,672,482.45 = 1,723,661.55 : x
  2. Step 2: Convert to fraction form
    7,115,013.86/10,672,482.45 = 1,723,661.55/x
  3. Step 3: Cross multiply
    7,115,013.86x = 10,672,482.45 × 1,723,661.55
  4. Step 4: Simplify right side
    7,115,013.86x = 18,395,747,642,114.80
  5. Step 5: Solve for x
    x = 18,395,747,642,114.80/7,115,013.86
  6. Step 6: Final answer
    x = 2,585,483.04

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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.