Home / 6,827,103.60-10,240,655.40-6,142,135.20

Finding the Fourth Proportional to 6,827,103.60, 10,240,655.40 and 6,142,135.20

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Solution

The fourth proportional to 6,827,103.60, 10,240,655.40 and 6,142,135.20 is: 9,213,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827,103.60 : 10,240,655.40 = 6,142,135.20 : x
  2. Step 2: Convert to fraction form
    6,827,103.60/10,240,655.40 = 6,142,135.20/x
  3. Step 3: Cross multiply
    6,827,103.60x = 10,240,655.40 × 6,142,135.20
  4. Step 4: Simplify right side
    6,827,103.60x = 62,899,490,003,410.09
  5. Step 5: Solve for x
    x = 62,899,490,003,410.09/6,827,103.60
  6. Step 6: Final answer
    x = 9,213,202.80

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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.