Home / 5,381,825.40-7,428,718.76-3,207,050.76

Finding the Fourth Proportional to 5,381,825.40, 7,428,718.76 and 3,207,050.76

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Solution

The fourth proportional to 5,381,825.40, 7,428,718.76 and 3,207,050.76 is: 4,426,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,825.40 : 7,428,718.76 = 3,207,050.76 : x
  2. Step 2: Convert to fraction form
    5,381,825.40/7,428,718.76 = 3,207,050.76/x
  3. Step 3: Cross multiply
    5,381,825.40x = 7,428,718.76 × 3,207,050.76
  4. Step 4: Simplify right side
    5,381,825.40x = 23,824,278,145,084.25
  5. Step 5: Solve for x
    x = 23,824,278,145,084.25/5,381,825.40
  6. Step 6: Final answer
    x = 4,426,802.50

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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.