Home / 13,829,145.89-19,083,721.15-7,634,059.63

Finding the Fourth Proportional to 13,829,145.89, 19,083,721.15 and 7,634,059.63

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Solution

The fourth proportional to 13,829,145.89, 19,083,721.15 and 7,634,059.63 is: 10,534,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,145.89 : 19,083,721.15 = 7,634,059.63 : x
  2. Step 2: Convert to fraction form
    13,829,145.89/19,083,721.15 = 7,634,059.63/x
  3. Step 3: Cross multiply
    13,829,145.89x = 19,083,721.15 × 7,634,059.63
  4. Step 4: Simplify right side
    13,829,145.89x = 145,686,265,247,629.78
  5. Step 5: Solve for x
    x = 145,686,265,247,629.78/13,829,145.89
  6. Step 6: Final answer
    x = 10,534,726.18

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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.