Home / 7,766,782.38-10,718,230.77-4,282,246.22

Finding the Fourth Proportional to 7,766,782.38, 10,718,230.77 and 4,282,246.22

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Solution

The fourth proportional to 7,766,782.38, 10,718,230.77 and 4,282,246.22 is: 5,909,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,782.38 : 10,718,230.77 = 4,282,246.22 : x
  2. Step 2: Convert to fraction form
    7,766,782.38/10,718,230.77 = 4,282,246.22/x
  3. Step 3: Cross multiply
    7,766,782.38x = 10,718,230.77 × 4,282,246.22
  4. Step 4: Simplify right side
    7,766,782.38x = 45,898,103,146,329.03
  5. Step 5: Solve for x
    x = 45,898,103,146,329.03/7,766,782.38
  6. Step 6: Final answer
    x = 5,909,538.97

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1.5x scale

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.