Home / 7,524,911.36-10,384,407.42-4,087,209.80

Finding the Fourth Proportional to 7,524,911.36, 10,384,407.42 and 4,087,209.80

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Solution

The fourth proportional to 7,524,911.36, 10,384,407.42 and 4,087,209.80 is: 5,640,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,911.36 : 10,384,407.42 = 4,087,209.80 : x
  2. Step 2: Convert to fraction form
    7,524,911.36/10,384,407.42 = 4,087,209.80/x
  3. Step 3: Cross multiply
    7,524,911.36x = 10,384,407.42 × 4,087,209.80
  4. Step 4: Simplify right side
    7,524,911.36x = 42,443,251,774,216.71
  5. Step 5: Solve for x
    x = 42,443,251,774,216.71/7,524,911.36
  6. Step 6: Final answer
    x = 5,640,365.68

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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.