Home / 47,247,338.34-70,876,919.70-18,489,760.92

Finding the Fourth Proportional to 47,247,338.34, 70,876,919.70 and 18,489,760.92

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Solution

The fourth proportional to 47,247,338.34, 70,876,919.70 and 18,489,760.92 is: 27,736,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247,338.34 : 70,876,919.70 = 18,489,760.92 : x
  2. Step 2: Convert to fraction form
    47,247,338.34/70,876,919.70 = 18,489,760.92/x
  3. Step 3: Cross multiply
    47,247,338.34x = 70,876,919.70 × 18,489,760.92
  4. Step 4: Simplify right side
    47,247,338.34x = 1,310,497,299,999,038.25
  5. Step 5: Solve for x
    x = 1,310,497,299,999,038.25/47,247,338.34
  6. Step 6: Final answer
    x = 27,736,955.05

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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.