Home / 6,436,885.53-8,872,231.95-6,266,504.88

Finding the Fourth Proportional to 6,436,885.53, 8,872,231.95 and 6,266,504.88

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Solution

The fourth proportional to 6,436,885.53, 8,872,231.95 and 6,266,504.88 is: 8,637,389.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,885.53 : 8,872,231.95 = 6,266,504.88 : x
  2. Step 2: Convert to fraction form
    6,436,885.53/8,872,231.95 = 6,266,504.88/x
  3. Step 3: Cross multiply
    6,436,885.53x = 8,872,231.95 × 6,266,504.88
  4. Step 4: Simplify right side
    6,436,885.53x = 55,597,884,811,166.91
  5. Step 5: Solve for x
    x = 55,597,884,811,166.91/6,436,885.53
  6. Step 6: Final answer
    x = 8,637,389.08

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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.