Home / 13,345,587.07-18,417,704.34-7,544,908.69

Finding the Fourth Proportional to 13,345,587.07, 18,417,704.34 and 7,544,908.69

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Solution

The fourth proportional to 13,345,587.07, 18,417,704.34 and 7,544,908.69 is: 10,412,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,587.07 : 18,417,704.34 = 7,544,908.69 : x
  2. Step 2: Convert to fraction form
    13,345,587.07/18,417,704.34 = 7,544,908.69/x
  3. Step 3: Cross multiply
    13,345,587.07x = 18,417,704.34 × 7,544,908.69
  4. Step 4: Simplify right side
    13,345,587.07x = 138,959,897,524,716.72
  5. Step 5: Solve for x
    x = 138,959,897,524,716.72/13,345,587.07
  6. Step 6: Final answer
    x = 10,412,422.98

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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.