Home / 7,547,581.50-11,371,786.19-6,828,844.56

Finding the Fourth Proportional to 7,547,581.50, 11,371,786.19 and 6,828,844.56

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Solution

The fourth proportional to 7,547,581.50, 11,371,786.19 and 6,828,844.56 is: 10,288,879.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,581.50 : 11,371,786.19 = 6,828,844.56 : x
  2. Step 2: Convert to fraction form
    7,547,581.50/11,371,786.19 = 6,828,844.56/x
  3. Step 3: Cross multiply
    7,547,581.50x = 11,371,786.19 × 6,828,844.56
  4. Step 4: Simplify right side
    7,547,581.50x = 77,656,160,226,920.41
  5. Step 5: Solve for x
    x = 77,656,160,226,920.41/7,547,581.50
  6. Step 6: Final answer
    x = 10,288,879.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.