Home / 26,941,745.60-40,412,618.40-18,438,689.60

Finding the Fourth Proportional to 26,941,745.60, 40,412,618.40 and 18,438,689.60

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Solution

The fourth proportional to 26,941,745.60, 40,412,618.40 and 18,438,689.60 is: 27,658,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941,745.60 : 40,412,618.40 = 18,438,689.60 : x
  2. Step 2: Convert to fraction form
    26,941,745.60/40,412,618.40 = 18,438,689.60/x
  3. Step 3: Cross multiply
    26,941,745.60x = 40,412,618.40 × 18,438,689.60
  4. Step 4: Simplify right side
    26,941,745.60x = 745,155,726,600,848.62
  5. Step 5: Solve for x
    x = 745,155,726,600,848.62/26,941,745.60
  6. Step 6: Final answer
    x = 27,658,034.40

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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.