Home / 13,329,299.52-19,980,484.65-5,247,945.72

Finding the Fourth Proportional to 13,329,299.52, 19,980,484.65 and 5,247,945.72

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Solution

The fourth proportional to 13,329,299.52, 19,980,484.65 and 5,247,945.72 is: 7,866,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329,299.52 : 19,980,484.65 = 5,247,945.72 : x
  2. Step 2: Convert to fraction form
    13,329,299.52/19,980,484.65 = 5,247,945.72/x
  3. Step 3: Cross multiply
    13,329,299.52x = 19,980,484.65 × 5,247,945.72
  4. Step 4: Simplify right side
    13,329,299.52x = 104,856,498,902,493.19
  5. Step 5: Solve for x
    x = 104,856,498,902,493.19/13,329,299.52
  6. Step 6: Final answer
    x = 7,866,617.35

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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.