Home / 6,739,900.80-10,109,851.20-6,697,910.40

Finding the Fourth Proportional to 6,739,900.80, 10,109,851.20 and 6,697,910.40

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Solution

The fourth proportional to 6,739,900.80, 10,109,851.20 and 6,697,910.40 is: 10,046,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,900.80 : 10,109,851.20 = 6,697,910.40 : x
  2. Step 2: Convert to fraction form
    6,739,900.80/10,109,851.20 = 6,697,910.40/x
  3. Step 3: Cross multiply
    6,739,900.80x = 10,109,851.20 × 6,697,910.40
  4. Step 4: Simplify right side
    6,739,900.80x = 67,714,877,494,932.48
  5. Step 5: Solve for x
    x = 67,714,877,494,932.48/6,739,900.80
  6. Step 6: Final answer
    x = 10,046,865.60

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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.