Home / 31,830,006.80-43,925,409.78-17,343,318.80

Finding the Fourth Proportional to 31,830,006.80, 43,925,409.78 and 17,343,318.80

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Solution

The fourth proportional to 31,830,006.80, 43,925,409.78 and 17,343,318.80 is: 23,933,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,830,006.80 : 43,925,409.78 = 17,343,318.80 : x
  2. Step 2: Convert to fraction form
    31,830,006.80/43,925,409.78 = 17,343,318.80/x
  3. Step 3: Cross multiply
    31,830,006.80x = 43,925,409.78 × 17,343,318.80
  4. Step 4: Simplify right side
    31,830,006.80x = 761,812,385,235,177.88
  5. Step 5: Solve for x
    x = 761,812,385,235,177.88/31,830,006.80
  6. Step 6: Final answer
    x = 23,933,780.16

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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.