Home / 7,186,443.74-9,916,696.62-4,088,142.71

Finding the Fourth Proportional to 7,186,443.74, 9,916,696.62 and 4,088,142.71

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Solution

The fourth proportional to 7,186,443.74, 9,916,696.62 and 4,088,142.71 is: 5,641,298.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,443.74 : 9,916,696.62 = 4,088,142.71 : x
  2. Step 2: Convert to fraction form
    7,186,443.74/9,916,696.62 = 4,088,142.71/x
  3. Step 3: Cross multiply
    7,186,443.74x = 9,916,696.62 × 4,088,142.71
  4. Step 4: Simplify right side
    7,186,443.74x = 40,540,871,037,720.19
  5. Step 5: Solve for x
    x = 40,540,871,037,720.19/7,186,443.74
  6. Step 6: Final answer
    x = 5,641,298.04

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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.