Home / 7,983,721.20-11,017,547.16-4,545,965.04

Finding the Fourth Proportional to 7,983,721.20, 11,017,547.16 and 4,545,965.04

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Solution

The fourth proportional to 7,983,721.20, 11,017,547.16 and 4,545,965.04 is: 6,273,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,721.20 : 11,017,547.16 = 4,545,965.04 : x
  2. Step 2: Convert to fraction form
    7,983,721.20/11,017,547.16 = 4,545,965.04/x
  3. Step 3: Cross multiply
    7,983,721.20x = 11,017,547.16 × 4,545,965.04
  4. Step 4: Simplify right side
    7,983,721.20x = 50,085,384,215,911.29
  5. Step 5: Solve for x
    x = 50,085,384,215,911.29/7,983,721.20
  6. Step 6: Final answer
    x = 6,273,438.53

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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.