Home / 7,863,217.08-10,847,077.62-5,411,571.80

Finding the Fourth Proportional to 7,863,217.08, 10,847,077.62 and 5,411,571.80

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Solution

The fourth proportional to 7,863,217.08, 10,847,077.62 and 5,411,571.80 is: 7,465,104.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,217.08 : 10,847,077.62 = 5,411,571.80 : x
  2. Step 2: Convert to fraction form
    7,863,217.08/10,847,077.62 = 5,411,571.80/x
  3. Step 3: Cross multiply
    7,863,217.08x = 10,847,077.62 × 5,411,571.80
  4. Step 4: Simplify right side
    7,863,217.08x = 58,699,739,360,803.11
  5. Step 5: Solve for x
    x = 58,699,739,360,803.11/7,863,217.08
  6. Step 6: Final answer
    x = 7,465,104.77

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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.