Home / 27,218,158.20-40,779,998.10-17,628,600.60

Finding the Fourth Proportional to 27,218,158.20, 40,779,998.10 and 17,628,600.60

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Solution

The fourth proportional to 27,218,158.20, 40,779,998.10 and 17,628,600.60 is: 26,412,305.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,158.20 : 40,779,998.10 = 17,628,600.60 : x
  2. Step 2: Convert to fraction form
    27,218,158.20/40,779,998.10 = 17,628,600.60/x
  3. Step 3: Cross multiply
    27,218,158.20x = 40,779,998.10 × 17,628,600.60
  4. Step 4: Simplify right side
    27,218,158.20x = 718,894,298,973,659
  5. Step 5: Solve for x
    x = 718,894,298,973,659/27,218,158.20
  6. Step 6: Final answer
    x = 26,412,305.11

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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.