Home / 5,055,384.17-6,976,476.59-2,879,895.08

Finding the Fourth Proportional to 5,055,384.17, 6,976,476.59 and 2,879,895.08

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Solution

The fourth proportional to 5,055,384.17, 6,976,476.59 and 2,879,895.08 is: 3,974,281.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,384.17 : 6,976,476.59 = 2,879,895.08 : x
  2. Step 2: Convert to fraction form
    5,055,384.17/6,976,476.59 = 2,879,895.08/x
  3. Step 3: Cross multiply
    5,055,384.17x = 6,976,476.59 × 2,879,895.08
  4. Step 4: Simplify right side
    5,055,384.17x = 20,091,520,557,994.32
  5. Step 5: Solve for x
    x = 20,091,520,557,994.32/5,055,384.17
  6. Step 6: Final answer
    x = 3,974,281.66

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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.