Home / 13,829,146.32-19,083,721.75-7,634,060.07

Finding the Fourth Proportional to 13,829,146.32, 19,083,721.75 and 7,634,060.07

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Solution

The fourth proportional to 13,829,146.32, 19,083,721.75 and 7,634,060.07 is: 10,534,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,146.32 : 19,083,721.75 = 7,634,060.07 : x
  2. Step 2: Convert to fraction form
    13,829,146.32/19,083,721.75 = 7,634,060.07/x
  3. Step 3: Cross multiply
    13,829,146.32x = 19,083,721.75 × 7,634,060.07
  4. Step 4: Simplify right side
    13,829,146.32x = 145,686,278,198,665.53
  5. Step 5: Solve for x
    x = 145,686,278,198,665.53/13,829,146.32
  6. Step 6: Final answer
    x = 10,534,726.79

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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.