Home / 11,992,417.71-17,989,886.67-3,906,023.02

Finding the Fourth Proportional to 11,992,417.71, 17,989,886.67 and 3,906,023.02

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Solution

The fourth proportional to 11,992,417.71, 17,989,886.67 and 3,906,023.02 is: 5,859,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,417.71 : 17,989,886.67 = 3,906,023.02 : x
  2. Step 2: Convert to fraction form
    11,992,417.71/17,989,886.67 = 3,906,023.02/x
  3. Step 3: Cross multiply
    11,992,417.71x = 17,989,886.67 × 3,906,023.02
  4. Step 4: Simplify right side
    11,992,417.71x = 70,268,911,501,781.95
  5. Step 5: Solve for x
    x = 70,268,911,501,781.95/11,992,417.71
  6. Step 6: Final answer
    x = 5,859,444.96

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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.