Home / 11,718,680.76-17,578,023.06-4,891,529.65

Finding the Fourth Proportional to 11,718,680.76, 17,578,023.06 and 4,891,529.65

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Solution

The fourth proportional to 11,718,680.76, 17,578,023.06 and 4,891,529.65 is: 7,337,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,680.76 : 17,578,023.06 = 4,891,529.65 : x
  2. Step 2: Convert to fraction form
    11,718,680.76/17,578,023.06 = 4,891,529.65/x
  3. Step 3: Cross multiply
    11,718,680.76x = 17,578,023.06 × 4,891,529.65
  4. Step 4: Simplify right side
    11,718,680.76x = 85,983,421,042,547.61
  5. Step 5: Solve for x
    x = 85,983,421,042,547.61/11,718,680.76
  6. Step 6: Final answer
    x = 7,337,295.28

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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.