Home / 5,208,440.16-7,187,646.42-2,885,483.64

Finding the Fourth Proportional to 5,208,440.16, 7,187,646.42 and 2,885,483.64

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Solution

The fourth proportional to 5,208,440.16, 7,187,646.42 and 2,885,483.64 is: 3,981,966.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,440.16 : 7,187,646.42 = 2,885,483.64 : x
  2. Step 2: Convert to fraction form
    5,208,440.16/7,187,646.42 = 2,885,483.64/x
  3. Step 3: Cross multiply
    5,208,440.16x = 7,187,646.42 × 2,885,483.64
  4. Step 4: Simplify right side
    5,208,440.16x = 20,739,836,155,014.57
  5. Step 5: Solve for x
    x = 20,739,836,155,014.57/5,208,440.16
  6. Step 6: Final answer
    x = 3,981,966.87

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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.