Home / 8,740,803.20-13,111,204.80-8,208,924.80

Finding the Fourth Proportional to 8,740,803.20, 13,111,204.80 and 8,208,924.80

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Solution

The fourth proportional to 8,740,803.20, 13,111,204.80 and 8,208,924.80 is: 12,313,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,803.20 : 13,111,204.80 = 8,208,924.80 : x
  2. Step 2: Convert to fraction form
    8,740,803.20/13,111,204.80 = 8,208,924.80/x
  3. Step 3: Cross multiply
    8,740,803.20x = 13,111,204.80 × 8,208,924.80
  4. Step 4: Simplify right side
    8,740,803.20x = 107,628,894,240,599.05
  5. Step 5: Solve for x
    x = 107,628,894,240,599.05/8,740,803.20
  6. Step 6: Final answer
    x = 12,313,387.20

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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.