Home / 31,925,964.30-47,888,946.45-19,160,882.70

Finding the Fourth Proportional to 31,925,964.30, 47,888,946.45 and 19,160,882.70

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Solution

The fourth proportional to 31,925,964.30, 47,888,946.45 and 19,160,882.70 is: 28,741,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,925,964.30 : 47,888,946.45 = 19,160,882.70 : x
  2. Step 2: Convert to fraction form
    31,925,964.30/47,888,946.45 = 19,160,882.70/x
  3. Step 3: Cross multiply
    31,925,964.30x = 47,888,946.45 × 19,160,882.70
  4. Step 4: Simplify right side
    31,925,964.30x = 917,594,485,555,031.38
  5. Step 5: Solve for x
    x = 917,594,485,555,031.38/31,925,964.30
  6. Step 6: Final answer
    x = 28,741,324.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.