Home / 13,547,589.24-18,693,261.24-7,667,195.76

Finding the Fourth Proportional to 13,547,589.24, 18,693,261.24 and 7,667,195.76

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Solution

The fourth proportional to 13,547,589.24, 18,693,261.24 and 7,667,195.76 is: 10,579,365.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,589.24 : 18,693,261.24 = 7,667,195.76 : x
  2. Step 2: Convert to fraction form
    13,547,589.24/18,693,261.24 = 7,667,195.76/x
  3. Step 3: Cross multiply
    13,547,589.24x = 18,693,261.24 × 7,667,195.76
  4. Step 4: Simplify right side
    13,547,589.24x = 143,324,893,319,900.31
  5. Step 5: Solve for x
    x = 143,324,893,319,900.31/13,547,589.24
  6. Step 6: Final answer
    x = 10,579,365.14

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1.5x scale

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.