Home / 51,073,397.80-76,610,096.70-31,963,100.20

Finding the Fourth Proportional to 51,073,397.80, 76,610,096.70 and 31,963,100.20

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Solution

The fourth proportional to 51,073,397.80, 76,610,096.70 and 31,963,100.20 is: 47,944,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073,397.80 : 76,610,096.70 = 31,963,100.20 : x
  2. Step 2: Convert to fraction form
    51,073,397.80/76,610,096.70 = 31,963,100.20/x
  3. Step 3: Cross multiply
    51,073,397.80x = 76,610,096.70 × 31,963,100.20
  4. Step 4: Simplify right side
    51,073,397.80x = 2,448,696,197,153,789.50
  5. Step 5: Solve for x
    x = 2,448,696,197,153,789.50/51,073,397.80
  6. Step 6: Final answer
    x = 47,944,650.30

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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.