Home / 52,941,040.13-79,393,707.09-20,143,823.11

Finding the Fourth Proportional to 52,941,040.13, 79,393,707.09 and 20,143,823.11

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Solution

The fourth proportional to 52,941,040.13, 79,393,707.09 and 20,143,823.11 is: 30,208,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,941,040.13 : 79,393,707.09 = 20,143,823.11 : x
  2. Step 2: Convert to fraction form
    52,941,040.13/79,393,707.09 = 20,143,823.11/x
  3. Step 3: Cross multiply
    52,941,040.13x = 79,393,707.09 × 20,143,823.11
  4. Step 4: Simplify right side
    52,941,040.13x = 1,599,292,791,846,934
  5. Step 5: Solve for x
    x = 1,599,292,791,846,934/52,941,040.13
  6. Step 6: Final answer
    x = 30,208,941.65

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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.