Home / 20,696,392.71-31,072,057.79-17,683,122.24

Finding the Fourth Proportional to 20,696,392.71, 31,072,057.79 and 17,683,122.24

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Solution

The fourth proportional to 20,696,392.71, 31,072,057.79 and 17,683,122.24 is: 26,548,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696,392.71 : 31,072,057.79 = 17,683,122.24 : x
  2. Step 2: Convert to fraction form
    20,696,392.71/31,072,057.79 = 17,683,122.24/x
  3. Step 3: Cross multiply
    20,696,392.71x = 31,072,057.79 × 17,683,122.24
  4. Step 4: Simplify right side
    20,696,392.71x = 549,450,996,060,498.56
  5. Step 5: Solve for x
    x = 549,450,996,060,498.56/20,696,392.71
  6. Step 6: Final answer
    x = 26,548,152.80

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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.