Home / 7,215,066.06-9,954,020.95-4,117,761.51

Finding the Fourth Proportional to 7,215,066.06, 9,954,020.95 and 4,117,761.51

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Solution

The fourth proportional to 7,215,066.06, 9,954,020.95 and 4,117,761.51 is: 5,680,929.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,066.06 : 9,954,020.95 = 4,117,761.51 : x
  2. Step 2: Convert to fraction form
    7,215,066.06/9,954,020.95 = 4,117,761.51/x
  3. Step 3: Cross multiply
    7,215,066.06x = 9,954,020.95 × 4,117,761.51
  4. Step 4: Simplify right side
    7,215,066.06x = 40,988,284,337,643.63
  5. Step 5: Solve for x
    x = 40,988,284,337,643.63/7,215,066.06
  6. Step 6: Final answer
    x = 5,680,929.88

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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.