Home / 26,189,355.61-36,141,321.26-15,182,486.74

Finding the Fourth Proportional to 26,189,355.61, 36,141,321.26 and 15,182,486.74

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Solution

The fourth proportional to 26,189,355.61, 36,141,321.26 and 15,182,486.74 is: 20,951,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189,355.61 : 36,141,321.26 = 15,182,486.74 : x
  2. Step 2: Convert to fraction form
    26,189,355.61/36,141,321.26 = 15,182,486.74/x
  3. Step 3: Cross multiply
    26,189,355.61x = 36,141,321.26 × 15,182,486.74
  4. Step 4: Simplify right side
    26,189,355.61x = 548,715,130,539,411.06
  5. Step 5: Solve for x
    x = 548,715,130,539,411.06/26,189,355.61
  6. Step 6: Final answer
    x = 20,951,837.79

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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.