Home / 9,327,649.77-12,877,618.55-6,113,984.49

Finding the Fourth Proportional to 9,327,649.77, 12,877,618.55 and 6,113,984.49

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Solution

The fourth proportional to 9,327,649.77, 12,877,618.55 and 6,113,984.49 is: 8,440,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,649.77 : 12,877,618.55 = 6,113,984.49 : x
  2. Step 2: Convert to fraction form
    9,327,649.77/12,877,618.55 = 6,113,984.49/x
  3. Step 3: Cross multiply
    9,327,649.77x = 12,877,618.55 × 6,113,984.49
  4. Step 4: Simplify right side
    9,327,649.77x = 78,733,560,052,266.38
  5. Step 5: Solve for x
    x = 78,733,560,052,266.38/9,327,649.77
  6. Step 6: Final answer
    x = 8,440,878.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.