Home / 9,982,162.91-13,775,518.64-5,631,235.76

Finding the Fourth Proportional to 9,982,162.91, 13,775,518.64 and 5,631,235.76

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Solution

The fourth proportional to 9,982,162.91, 13,775,518.64 and 5,631,235.76 is: 7,771,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,162.91 : 13,775,518.64 = 5,631,235.76 : x
  2. Step 2: Convert to fraction form
    9,982,162.91/13,775,518.64 = 5,631,235.76/x
  3. Step 3: Cross multiply
    9,982,162.91x = 13,775,518.64 × 5,631,235.76
  4. Step 4: Simplify right side
    9,982,162.91x = 77,573,193,174,973.27
  5. Step 5: Solve for x
    x = 77,573,193,174,973.27/9,982,162.91
  6. Step 6: Final answer
    x = 7,771,180.84

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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.