Home / 10,927,545.30-15,081,986.52-6,517,554.12

Finding the Fourth Proportional to 10,927,545.30, 15,081,986.52 and 6,517,554.12

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Solution

The fourth proportional to 10,927,545.30, 15,081,986.52 and 6,517,554.12 is: 8,995,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,545.30 : 15,081,986.52 = 6,517,554.12 : x
  2. Step 2: Convert to fraction form
    10,927,545.30/15,081,986.52 = 6,517,554.12/x
  3. Step 3: Cross multiply
    10,927,545.30x = 15,081,986.52 × 6,517,554.12
  4. Step 4: Simplify right side
    10,927,545.30x = 98,297,663,381,210.47
  5. Step 5: Solve for x
    x = 98,297,663,381,210.47/10,927,545.30
  6. Step 6: Final answer
    x = 8,995,402.05

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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.