Home / 13,326,010.52-19,980,355.05-5,239,774.85

Finding the Fourth Proportional to 13,326,010.52, 19,980,355.05 and 5,239,774.85

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Solution

The fourth proportional to 13,326,010.52, 19,980,355.05 and 5,239,774.85 is: 7,856,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,010.52 : 19,980,355.05 = 5,239,774.85 : x
  2. Step 2: Convert to fraction form
    13,326,010.52/19,980,355.05 = 5,239,774.85/x
  3. Step 3: Cross multiply
    13,326,010.52x = 19,980,355.05 × 5,239,774.85
  4. Step 4: Simplify right side
    13,326,010.52x = 104,692,561,785,158.72
  5. Step 5: Solve for x
    x = 104,692,561,785,158.72/13,326,010.52
  6. Step 6: Final answer
    x = 7,856,256.88

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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.