Home / 13,251,165.80-19,866,251.10-7,267,533.80

Finding the Fourth Proportional to 13,251,165.80, 19,866,251.10 and 7,267,533.80

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Solution

The fourth proportional to 13,251,165.80, 19,866,251.10 and 7,267,533.80 is: 10,895,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251,165.80 : 19,866,251.10 = 7,267,533.80 : x
  2. Step 2: Convert to fraction form
    13,251,165.80/19,866,251.10 = 7,267,533.80/x
  3. Step 3: Cross multiply
    13,251,165.80x = 19,866,251.10 × 7,267,533.80
  4. Step 4: Simplify right side
    13,251,165.80x = 144,378,651,348,537.19
  5. Step 5: Solve for x
    x = 144,378,651,348,537.19/13,251,165.80
  6. Step 6: Final answer
    x = 10,895,543.35

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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.