Home / 12,854,545.39-19,283,280.74-4,661,046.89

Finding the Fourth Proportional to 12,854,545.39, 19,283,280.74 and 4,661,046.89

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Solution

The fourth proportional to 12,854,545.39, 19,283,280.74 and 4,661,046.89 is: 6,992,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854,545.39 : 19,283,280.74 = 4,661,046.89 : x
  2. Step 2: Convert to fraction form
    12,854,545.39/19,283,280.74 = 4,661,046.89/x
  3. Step 3: Cross multiply
    12,854,545.39x = 19,283,280.74 × 4,661,046.89
  4. Step 4: Simplify right side
    12,854,545.39x = 89,880,275,722,173.89
  5. Step 5: Solve for x
    x = 89,880,275,722,173.89/12,854,545.39
  6. Step 6: Final answer
    x = 6,992,100.69

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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.