Home / 9,965,248.20-13,752,042.48-5,381,569.44

Finding the Fourth Proportional to 9,965,248.20, 13,752,042.48 and 5,381,569.44

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Solution

The fourth proportional to 9,965,248.20, 13,752,042.48 and 5,381,569.44 is: 7,426,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,248.20 : 13,752,042.48 = 5,381,569.44 : x
  2. Step 2: Convert to fraction form
    9,965,248.20/13,752,042.48 = 5,381,569.44/x
  3. Step 3: Cross multiply
    9,965,248.20x = 13,752,042.48 × 5,381,569.44
  4. Step 4: Simplify right side
    9,965,248.20x = 74,007,571,547,949.81
  5. Step 5: Solve for x
    x = 74,007,571,547,949.81/9,965,248.20
  6. Step 6: Final answer
    x = 7,426,565.81

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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.