Home / 13,235,721.48-19,847,939.72-5,036,964.66

Finding the Fourth Proportional to 13,235,721.48, 19,847,939.72 and 5,036,964.66

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Solution

The fourth proportional to 13,235,721.48, 19,847,939.72 and 5,036,964.66 is: 7,553,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,721.48 : 19,847,939.72 = 5,036,964.66 : x
  2. Step 2: Convert to fraction form
    13,235,721.48/19,847,939.72 = 5,036,964.66/x
  3. Step 3: Cross multiply
    13,235,721.48x = 19,847,939.72 × 5,036,964.66
  4. Step 4: Simplify right side
    13,235,721.48x = 99,973,370,918,265.47
  5. Step 5: Solve for x
    x = 99,973,370,918,265.47/13,235,721.48
  6. Step 6: Final answer
    x = 7,553,299.69

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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.