Home / 38,381,904.80-57,478,378.80-25,532,842.40

Finding the Fourth Proportional to 38,381,904.80, 57,478,378.80 and 25,532,842.40

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Solution

The fourth proportional to 38,381,904.80, 57,478,378.80 and 25,532,842.40 is: 38,236,413.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,381,904.80 : 57,478,378.80 = 25,532,842.40 : x
  2. Step 2: Convert to fraction form
    38,381,904.80/57,478,378.80 = 25,532,842.40/x
  3. Step 3: Cross multiply
    38,381,904.80x = 57,478,378.80 × 25,532,842.40
  4. Step 4: Simplify right side
    38,381,904.80x = 1,467,586,387,307,901
  5. Step 5: Solve for x
    x = 1,467,586,387,307,901/38,381,904.80
  6. Step 6: Final answer
    x = 38,236,413.62

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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.