Home / 7,724,815.77-11,587,223.69-4,119,660.45

Finding the Fourth Proportional to 7,724,815.77, 11,587,223.69 and 4,119,660.45

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Solution

The fourth proportional to 7,724,815.77, 11,587,223.69 and 4,119,660.45 is: 6,179,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724,815.77 : 11,587,223.69 = 4,119,660.45 : x
  2. Step 2: Convert to fraction form
    7,724,815.77/11,587,223.69 = 4,119,660.45/x
  3. Step 3: Cross multiply
    7,724,815.77x = 11,587,223.69 × 4,119,660.45
  4. Step 4: Simplify right side
    7,724,815.77x = 47,735,427,140,397.77
  5. Step 5: Solve for x
    x = 47,735,427,140,397.77/7,724,815.77
  6. Step 6: Final answer
    x = 6,179,490.69

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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.