Home / 41,315,610.67-61,976,885.40-12,561,995.36

Finding the Fourth Proportional to 41,315,610.67, 61,976,885.40 and 12,561,995.36

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Solution

The fourth proportional to 41,315,610.67, 61,976,885.40 and 12,561,995.36 is: 18,844,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,315,610.67 : 61,976,885.40 = 12,561,995.36 : x
  2. Step 2: Convert to fraction form
    41,315,610.67/61,976,885.40 = 12,561,995.36/x
  3. Step 3: Cross multiply
    41,315,610.67x = 61,976,885.40 × 12,561,995.36
  4. Step 4: Simplify right side
    41,315,610.67x = 778,553,346,976,994
  5. Step 5: Solve for x
    x = 778,553,346,976,994/41,315,610.67
  6. Step 6: Final answer
    x = 18,844,047.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.