Home / 11,581,208.80-17,382,872.40-9,900,210.40

Finding the Fourth Proportional to 11,581,208.80, 17,382,872.40 and 9,900,210.40

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Solution

The fourth proportional to 11,581,208.80, 17,382,872.40 and 9,900,210.40 is: 14,859,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581,208.80 : 17,382,872.40 = 9,900,210.40 : x
  2. Step 2: Convert to fraction form
    11,581,208.80/17,382,872.40 = 9,900,210.40/x
  3. Step 3: Cross multiply
    11,581,208.80x = 17,382,872.40 × 9,900,210.40
  4. Step 4: Simplify right side
    11,581,208.80x = 172,094,094,116,352.94
  5. Step 5: Solve for x
    x = 172,094,094,116,352.94/11,581,208.80
  6. Step 6: Final answer
    x = 14,859,769.57

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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.