Home / 8,333,328.78-12,475,088.61-5,040,718.83

Finding the Fourth Proportional to 8,333,328.78, 12,475,088.61 and 5,040,718.83

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Solution

The fourth proportional to 8,333,328.78, 12,475,088.61 and 5,040,718.83 is: 7,546,013.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333,328.78 : 12,475,088.61 = 5,040,718.83 : x
  2. Step 2: Convert to fraction form
    8,333,328.78/12,475,088.61 = 5,040,718.83/x
  3. Step 3: Cross multiply
    8,333,328.78x = 12,475,088.61 × 5,040,718.83
  4. Step 4: Simplify right side
    8,333,328.78x = 62,883,414,062,345.52
  5. Step 5: Solve for x
    x = 62,883,414,062,345.52/8,333,328.78
  6. Step 6: Final answer
    x = 7,546,013.81

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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.