Home / 13,691,595.93-18,894,406.97-7,497,034.45

Finding the Fourth Proportional to 13,691,595.93, 18,894,406.97 and 7,497,034.45

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Solution

The fourth proportional to 13,691,595.93, 18,894,406.97 and 7,497,034.45 is: 10,345,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691,595.93 : 18,894,406.97 = 7,497,034.45 : x
  2. Step 2: Convert to fraction form
    13,691,595.93/18,894,406.97 = 7,497,034.45/x
  3. Step 3: Cross multiply
    13,691,595.93x = 18,894,406.97 × 7,497,034.45
  4. Step 4: Simplify right side
    13,691,595.93x = 141,652,019,966,410.12
  5. Step 5: Solve for x
    x = 141,652,019,966,410.12/13,691,595.93
  6. Step 6: Final answer
    x = 10,345,910.05

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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.