Home / 7,687,266.30-11,530,899.45-4,859,912.70

Finding the Fourth Proportional to 7,687,266.30, 11,530,899.45 and 4,859,912.70

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Solution

The fourth proportional to 7,687,266.30, 11,530,899.45 and 4,859,912.70 is: 7,289,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,266.30 : 11,530,899.45 = 4,859,912.70 : x
  2. Step 2: Convert to fraction form
    7,687,266.30/11,530,899.45 = 4,859,912.70/x
  3. Step 3: Cross multiply
    7,687,266.30x = 11,530,899.45 × 4,859,912.70
  4. Step 4: Simplify right side
    7,687,266.30x = 56,039,164,679,478.02
  5. Step 5: Solve for x
    x = 56,039,164,679,478.02/7,687,266.30
  6. Step 6: Final answer
    x = 7,289,869.05

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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.