Home / 7,484,200.38-10,328,187.78-4,046,433.21

Finding the Fourth Proportional to 7,484,200.38, 10,328,187.78 and 4,046,433.21

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Solution

The fourth proportional to 7,484,200.38, 10,328,187.78 and 4,046,433.21 is: 5,584,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,200.38 : 10,328,187.78 = 4,046,433.21 : x
  2. Step 2: Convert to fraction form
    7,484,200.38/10,328,187.78 = 4,046,433.21/x
  3. Step 3: Cross multiply
    7,484,200.38x = 10,328,187.78 × 4,046,433.21
  4. Step 4: Simplify right side
    7,484,200.38x = 41,792,322,032,108.17
  5. Step 5: Solve for x
    x = 41,792,322,032,108.17/7,484,200.38
  6. Step 6: Final answer
    x = 5,584,073.10

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1.5x scale

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.