Home / 7,777,652.90-11,666,479.35-5,384,200.10

Finding the Fourth Proportional to 7,777,652.90, 11,666,479.35 and 5,384,200.10

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Solution

The fourth proportional to 7,777,652.90, 11,666,479.35 and 5,384,200.10 is: 8,076,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,652.90 : 11,666,479.35 = 5,384,200.10 : x
  2. Step 2: Convert to fraction form
    7,777,652.90/11,666,479.35 = 5,384,200.10/x
  3. Step 3: Cross multiply
    7,777,652.90x = 11,666,479.35 × 5,384,200.10
  4. Step 4: Simplify right side
    7,777,652.90x = 62,814,659,282,917.93
  5. Step 5: Solve for x
    x = 62,814,659,282,917.93/7,777,652.90
  6. Step 6: Final answer
    x = 8,076,300.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.