Home / 57,410,376.32-79,225,743.04-31,304,828.16

Finding the Fourth Proportional to 57,410,376.32, 79,225,743.04 and 31,304,828.16

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Solution

The fourth proportional to 57,410,376.32, 79,225,743.04 and 31,304,828.16 is: 43,200,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,410,376.32 : 79,225,743.04 = 31,304,828.16 : x
  2. Step 2: Convert to fraction form
    57,410,376.32/79,225,743.04 = 31,304,828.16/x
  3. Step 3: Cross multiply
    57,410,376.32x = 79,225,743.04 × 31,304,828.16
  4. Step 4: Simplify right side
    57,410,376.32x = 2,480,148,271,715,516
  5. Step 5: Solve for x
    x = 2,480,148,271,715,516/57,410,376.32
  6. Step 6: Final answer
    x = 43,200,348.62

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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.