Home / 11,579,545.32-15,979,721.34-6,617,903.88

Finding the Fourth Proportional to 11,579,545.32, 15,979,721.34 and 6,617,903.88

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Solution

The fourth proportional to 11,579,545.32, 15,979,721.34 and 6,617,903.88 is: 9,132,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579,545.32 : 15,979,721.34 = 6,617,903.88 : x
  2. Step 2: Convert to fraction form
    11,579,545.32/15,979,721.34 = 6,617,903.88/x
  3. Step 3: Cross multiply
    11,579,545.32x = 15,979,721.34 × 6,617,903.88
  4. Step 4: Simplify right side
    11,579,545.32x = 105,752,259,942,045.89
  5. Step 5: Solve for x
    x = 105,752,259,942,045.89/11,579,545.32
  6. Step 6: Final answer
    x = 9,132,678.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.