Home / 6,953,179.20-10,429,768.80-6,561,268.80

Finding the Fourth Proportional to 6,953,179.20, 10,429,768.80 and 6,561,268.80

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Solution

The fourth proportional to 6,953,179.20, 10,429,768.80 and 6,561,268.80 is: 9,841,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953,179.20 : 10,429,768.80 = 6,561,268.80 : x
  2. Step 2: Convert to fraction form
    6,953,179.20/10,429,768.80 = 6,561,268.80/x
  3. Step 3: Cross multiply
    6,953,179.20x = 10,429,768.80 × 6,561,268.80
  4. Step 4: Simplify right side
    6,953,179.20x = 68,432,516,618,653.45
  5. Step 5: Solve for x
    x = 68,432,516,618,653.45/6,953,179.20
  6. Step 6: Final answer
    x = 9,841,903.20

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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.