Home / 9,965,224.20-13,752,009.36-5,381,545.32

Finding the Fourth Proportional to 9,965,224.20, 13,752,009.36 and 5,381,545.32

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Solution

The fourth proportional to 9,965,224.20, 13,752,009.36 and 5,381,545.32 is: 7,426,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,224.20 : 13,752,009.36 = 5,381,545.32 : x
  2. Step 2: Convert to fraction form
    9,965,224.20/13,752,009.36 = 5,381,545.32/x
  3. Step 3: Cross multiply
    9,965,224.20x = 13,752,009.36 × 5,381,545.32
  4. Step 4: Simplify right side
    9,965,224.20x = 74,007,061,611,904.20
  5. Step 5: Solve for x
    x = 74,007,061,611,904.20/9,965,224.20
  6. Step 6: Final answer
    x = 7,426,532.52

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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.