Home / 11,807,642.76-17,717,062.86-7,024,780.68

Finding the Fourth Proportional to 11,807,642.76, 17,717,062.86 and 7,024,780.68

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Solution

The fourth proportional to 11,807,642.76, 17,717,062.86 and 7,024,780.68 is: 10,540,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807,642.76 : 17,717,062.86 = 7,024,780.68 : x
  2. Step 2: Convert to fraction form
    11,807,642.76/17,717,062.86 = 7,024,780.68/x
  3. Step 3: Cross multiply
    11,807,642.76x = 17,717,062.86 × 7,024,780.68
  4. Step 4: Simplify right side
    11,807,642.76x = 124,458,480,885,273.53
  5. Step 5: Solve for x
    x = 124,458,480,885,273.53/11,807,642.76
  6. Step 6: Final answer
    x = 10,540,501.89

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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.