Home / 5,428,258.35-7,490,466.30-3,136,369.83

Finding the Fourth Proportional to 5,428,258.35, 7,490,466.30 and 3,136,369.83

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Solution

The fourth proportional to 5,428,258.35, 7,490,466.30 and 3,136,369.83 is: 4,327,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,258.35 : 7,490,466.30 = 3,136,369.83 : x
  2. Step 2: Convert to fraction form
    5,428,258.35/7,490,466.30 = 3,136,369.83/x
  3. Step 3: Cross multiply
    5,428,258.35x = 7,490,466.30 × 3,136,369.83
  4. Step 4: Simplify right side
    5,428,258.35x = 23,492,872,515,951.73
  5. Step 5: Solve for x
    x = 23,492,872,515,951.73/5,428,258.35
  6. Step 6: Final answer
    x = 4,327,884.01

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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.