Home / 31,073,571.54-42,884,081.10-17,137,652.76

Finding the Fourth Proportional to 31,073,571.54, 42,884,081.10 and 17,137,652.76

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Solution

The fourth proportional to 31,073,571.54, 42,884,081.10 and 17,137,652.76 is: 23,651,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,073,571.54 : 42,884,081.10 = 17,137,652.76 : x
  2. Step 2: Convert to fraction form
    31,073,571.54/42,884,081.10 = 17,137,652.76/x
  3. Step 3: Cross multiply
    31,073,571.54x = 42,884,081.10 × 17,137,652.76
  4. Step 4: Simplify right side
    31,073,571.54x = 734,932,490,823,478.88
  5. Step 5: Solve for x
    x = 734,932,490,823,478.88/31,073,571.54
  6. Step 6: Final answer
    x = 23,651,368.49

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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.