Home / 38,267,283.64-52,808,836.26-20,863,643.08

Finding the Fourth Proportional to 38,267,283.64, 52,808,836.26 and 20,863,643.08

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Solution

The fourth proportional to 38,267,283.64, 52,808,836.26 and 20,863,643.08 is: 28,791,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267,283.64 : 52,808,836.26 = 20,863,643.08 : x
  2. Step 2: Convert to fraction form
    38,267,283.64/52,808,836.26 = 20,863,643.08/x
  3. Step 3: Cross multiply
    38,267,283.64x = 52,808,836.26 × 20,863,643.08
  4. Step 4: Simplify right side
    38,267,283.64x = 1,101,784,711,198,802
  5. Step 5: Solve for x
    x = 1,101,784,711,198,802/38,267,283.64
  6. Step 6: Final answer
    x = 28,791,819.18

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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.