Home / 13,849,725.12-19,113,610.13-7,654,638.57

Finding the Fourth Proportional to 13,849,725.12, 19,113,610.13 and 7,654,638.57

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Solution

The fourth proportional to 13,849,725.12, 19,113,610.13 and 7,654,638.57 is: 10,563,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849,725.12 : 19,113,610.13 = 7,654,638.57 : x
  2. Step 2: Convert to fraction form
    13,849,725.12/19,113,610.13 = 7,654,638.57/x
  3. Step 3: Cross multiply
    13,849,725.12x = 19,113,610.13 × 7,654,638.57
  4. Step 4: Simplify right side
    13,849,725.12x = 146,307,777,313,040.72
  5. Step 5: Solve for x
    x = 146,307,777,313,040.72/13,849,725.12
  6. Step 6: Final answer
    x = 10,563,948.10

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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.