Home / 5,771,939.41-7,961,805.88-3,811,835.53

Finding the Fourth Proportional to 5,771,939.41, 7,961,805.88 and 3,811,835.53

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Solution

The fourth proportional to 5,771,939.41, 7,961,805.88 and 3,811,835.53 is: 5,258,041.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771,939.41 : 7,961,805.88 = 3,811,835.53 : x
  2. Step 2: Convert to fraction form
    5,771,939.41/7,961,805.88 = 3,811,835.53/x
  3. Step 3: Cross multiply
    5,771,939.41x = 7,961,805.88 × 3,811,835.53
  4. Step 4: Simplify right side
    5,771,939.41x = 30,349,094,506,912.81
  5. Step 5: Solve for x
    x = 30,349,094,506,912.81/5,771,939.41
  6. Step 6: Final answer
    x = 5,258,041.08

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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.