Home / 10,368,048.30-15,552,072.45-5,319,869.10

Finding the Fourth Proportional to 10,368,048.30, 15,552,072.45 and 5,319,869.10

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Solution

The fourth proportional to 10,368,048.30, 15,552,072.45 and 5,319,869.10 is: 7,979,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,048.30 : 15,552,072.45 = 5,319,869.10 : x
  2. Step 2: Convert to fraction form
    10,368,048.30/15,552,072.45 = 5,319,869.10/x
  3. Step 3: Cross multiply
    10,368,048.30x = 15,552,072.45 × 5,319,869.10
  4. Step 4: Simplify right side
    10,368,048.30x = 82,734,989,667,716.28
  5. Step 5: Solve for x
    x = 82,734,989,667,716.28/10,368,048.30
  6. Step 6: Final answer
    x = 7,979,803.65

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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.