Home / 7,341,399.40-10,131,418.45-5,023,154.19

Finding the Fourth Proportional to 7,341,399.40, 10,131,418.45 and 5,023,154.19

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Solution

The fourth proportional to 7,341,399.40, 10,131,418.45 and 5,023,154.19 is: 6,932,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,399.40 : 10,131,418.45 = 5,023,154.19 : x
  2. Step 2: Convert to fraction form
    7,341,399.40/10,131,418.45 = 5,023,154.19/x
  3. Step 3: Cross multiply
    7,341,399.40x = 10,131,418.45 × 5,023,154.19
  4. Step 4: Simplify right side
    7,341,399.40x = 50,891,677,037,760.80
  5. Step 5: Solve for x
    x = 50,891,677,037,760.80/7,341,399.40
  6. Step 6: Final answer
    x = 6,932,149.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.