Home / 33,052,711.86-45,612,569.34-18,168,378.12

Finding the Fourth Proportional to 33,052,711.86, 45,612,569.34 and 18,168,378.12

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Solution

The fourth proportional to 33,052,711.86, 45,612,569.34 and 18,168,378.12 is: 25,072,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,052,711.86 : 45,612,569.34 = 18,168,378.12 : x
  2. Step 2: Convert to fraction form
    33,052,711.86/45,612,569.34 = 18,168,378.12/x
  3. Step 3: Cross multiply
    33,052,711.86x = 45,612,569.34 × 18,168,378.12
  4. Step 4: Simplify right side
    33,052,711.86x = 828,706,406,793,839
  5. Step 5: Solve for x
    x = 828,706,406,793,839/33,052,711.86
  6. Step 6: Final answer
    x = 25,072,266.70

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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.