Home / 34,176,839.20-47,162,212.32-18,703,931.20

Finding the Fourth Proportional to 34,176,839.20, 47,162,212.32 and 18,703,931.20

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Solution

The fourth proportional to 34,176,839.20, 47,162,212.32 and 18,703,931.20 is: 25,810,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,176,839.20 : 47,162,212.32 = 18,703,931.20 : x
  2. Step 2: Convert to fraction form
    34,176,839.20/47,162,212.32 = 18,703,931.20/x
  3. Step 3: Cross multiply
    34,176,839.20x = 47,162,212.32 × 18,703,931.20
  4. Step 4: Simplify right side
    34,176,839.20x = 882,118,774,473,072.38
  5. Step 5: Solve for x
    x = 882,118,774,473,072.38/34,176,839.20
  6. Step 6: Final answer
    x = 25,810,425.87

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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.