Home / 5,696,815.64-7,861,605-3,118,498.16

Finding the Fourth Proportional to 5,696,815.64, 7,861,605 and 3,118,498.16

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Solution

The fourth proportional to 5,696,815.64, 7,861,605 and 3,118,498.16 is: 4,303,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696,815.64 : 7,861,605 = 3,118,498.16 : x
  2. Step 2: Convert to fraction form
    5,696,815.64/7,861,605 = 3,118,498.16/x
  3. Step 3: Cross multiply
    5,696,815.64x = 7,861,605 × 3,118,498.16
  4. Step 4: Simplify right side
    5,696,815.64x = 24,516,400,727,146.80
  5. Step 5: Solve for x
    x = 24,516,400,727,146.80/5,696,815.64
  6. Step 6: Final answer
    x = 4,303,527.14

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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.