Home / 14,138,045.24-19,510,760.39-7,859,162.16

Finding the Fourth Proportional to 14,138,045.24, 19,510,760.39 and 7,859,162.16

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Solution

The fourth proportional to 14,138,045.24, 19,510,760.39 and 7,859,162.16 is: 10,845,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138,045.24 : 19,510,760.39 = 7,859,162.16 : x
  2. Step 2: Convert to fraction form
    14,138,045.24/19,510,760.39 = 7,859,162.16/x
  3. Step 3: Cross multiply
    14,138,045.24x = 19,510,760.39 × 7,859,162.16
  4. Step 4: Simplify right side
    14,138,045.24x = 153,338,229,730,619.06
  5. Step 5: Solve for x
    x = 153,338,229,730,619.06/14,138,045.24
  6. Step 6: Final answer
    x = 10,845,787.18

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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.