Home / 51,545,413.32-71,134,017.12-28,025,531.88

Finding the Fourth Proportional to 51,545,413.32, 71,134,017.12 and 28,025,531.88

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Solution

The fourth proportional to 51,545,413.32, 71,134,017.12 and 28,025,531.88 is: 38,675,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545,413.32 : 71,134,017.12 = 28,025,531.88 : x
  2. Step 2: Convert to fraction form
    51,545,413.32/71,134,017.12 = 28,025,531.88/x
  3. Step 3: Cross multiply
    51,545,413.32x = 71,134,017.12 × 28,025,531.88
  4. Step 4: Simplify right side
    51,545,413.32x = 1,993,568,664,549,025.75
  5. Step 5: Solve for x
    x = 1,993,568,664,549,025.75/51,545,413.32
  6. Step 6: Final answer
    x = 38,675,966.22

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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.