Home / 25,767,740.32-38,650,601.74-8,728,413.28

Finding the Fourth Proportional to 25,767,740.32, 38,650,601.74 and 8,728,413.28

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Solution

The fourth proportional to 25,767,740.32, 38,650,601.74 and 8,728,413.28 is: 13,092,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767,740.32 : 38,650,601.74 = 8,728,413.28 : x
  2. Step 2: Convert to fraction form
    25,767,740.32/38,650,601.74 = 8,728,413.28/x
  3. Step 3: Cross multiply
    25,767,740.32x = 38,650,601.74 × 8,728,413.28
  4. Step 4: Simplify right side
    25,767,740.32x = 337,358,425,507,407.12
  5. Step 5: Solve for x
    x = 337,358,425,507,407.12/25,767,740.32
  6. Step 6: Final answer
    x = 13,092,278.23

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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.