Home / 4,975,767.77-6,868,678.18-3,345,120.90

Finding the Fourth Proportional to 4,975,767.77, 6,868,678.18 and 3,345,120.90

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Solution

The fourth proportional to 4,975,767.77, 6,868,678.18 and 3,345,120.90 is: 4,617,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975,767.77 : 6,868,678.18 = 3,345,120.90 : x
  2. Step 2: Convert to fraction form
    4,975,767.77/6,868,678.18 = 3,345,120.90/x
  3. Step 3: Cross multiply
    4,975,767.77x = 6,868,678.18 × 3,345,120.90
  4. Step 4: Simplify right side
    4,975,767.77x = 22,976,558,926,929.16
  5. Step 5: Solve for x
    x = 22,976,558,926,929.16/4,975,767.77
  6. Step 6: Final answer
    x = 4,617,691.18

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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.