Home / 13,452,545.08-18,564,904.38-7,341,367.24

Finding the Fourth Proportional to 13,452,545.08, 18,564,904.38 and 7,341,367.24

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Solution

The fourth proportional to 13,452,545.08, 18,564,904.38 and 7,341,367.24 is: 10,131,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,545.08 : 18,564,904.38 = 7,341,367.24 : x
  2. Step 2: Convert to fraction form
    13,452,545.08/18,564,904.38 = 7,341,367.24/x
  3. Step 3: Cross multiply
    13,452,545.08x = 18,564,904.38 × 7,341,367.24
  4. Step 4: Simplify right side
    13,452,545.08x = 136,291,780,829,064.50
  5. Step 5: Solve for x
    x = 136,291,780,829,064.50/13,452,545.08
  6. Step 6: Final answer
    x = 10,131,300.81

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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.