Home / 7,125,555.30-9,833,002.86-3,862,299.98

Finding the Fourth Proportional to 7,125,555.30, 9,833,002.86 and 3,862,299.98

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Solution

The fourth proportional to 7,125,555.30, 9,833,002.86 and 3,862,299.98 is: 5,329,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,555.30 : 9,833,002.86 = 3,862,299.98 : x
  2. Step 2: Convert to fraction form
    7,125,555.30/9,833,002.86 = 3,862,299.98/x
  3. Step 3: Cross multiply
    7,125,555.30x = 9,833,002.86 × 3,862,299.98
  4. Step 4: Simplify right side
    7,125,555.30x = 37,978,006,749,517.94
  5. Step 5: Solve for x
    x = 37,978,006,749,517.94/7,125,555.30
  6. Step 6: Final answer
    x = 5,329,831.17

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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.