Home / 6,739,903.20-10,109,854.80-3,748,087.20

Finding the Fourth Proportional to 6,739,903.20, 10,109,854.80 and 3,748,087.20

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Solution

The fourth proportional to 6,739,903.20, 10,109,854.80 and 3,748,087.20 is: 5,622,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,903.20 : 10,109,854.80 = 3,748,087.20 : x
  2. Step 2: Convert to fraction form
    6,739,903.20/10,109,854.80 = 3,748,087.20/x
  3. Step 3: Cross multiply
    6,739,903.20x = 10,109,854.80 × 3,748,087.20
  4. Step 4: Simplify right side
    6,739,903.20x = 37,892,617,369,738.56
  5. Step 5: Solve for x
    x = 37,892,617,369,738.56/6,739,903.20
  6. Step 6: Final answer
    x = 5,622,130.80

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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.