Home / 6,876,709.60-10,315,064.40-6,132,692.20

Finding the Fourth Proportional to 6,876,709.60, 10,315,064.40 and 6,132,692.20

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Solution

The fourth proportional to 6,876,709.60, 10,315,064.40 and 6,132,692.20 is: 9,199,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,709.60 : 10,315,064.40 = 6,132,692.20 : x
  2. Step 2: Convert to fraction form
    6,876,709.60/10,315,064.40 = 6,132,692.20/x
  3. Step 3: Cross multiply
    6,876,709.60x = 10,315,064.40 × 6,132,692.20
  4. Step 4: Simplify right side
    6,876,709.60x = 63,259,114,988,377.69
  5. Step 5: Solve for x
    x = 63,259,114,988,377.69/6,876,709.60
  6. Step 6: Final answer
    x = 9,199,038.30

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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.