Home / 17,712,139.20-26,568,208.80-8,754,187.20

Finding the Fourth Proportional to 17,712,139.20, 26,568,208.80 and 8,754,187.20

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Solution

The fourth proportional to 17,712,139.20, 26,568,208.80 and 8,754,187.20 is: 13,131,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712,139.20 : 26,568,208.80 = 8,754,187.20 : x
  2. Step 2: Convert to fraction form
    17,712,139.20/26,568,208.80 = 8,754,187.20/x
  3. Step 3: Cross multiply
    17,712,139.20x = 26,568,208.80 × 8,754,187.20
  4. Step 4: Simplify right side
    17,712,139.20x = 232,583,073,403,887.34
  5. Step 5: Solve for x
    x = 232,583,073,403,887.34/17,712,139.20
  6. Step 6: Final answer
    x = 13,131,280.80

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1.5x scale

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.