Home / 4,739,105.40-7,087,922.10-4,237,294.20

Finding the Fourth Proportional to 4,739,105.40, 7,087,922.10 and 4,237,294.20

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Solution

The fourth proportional to 4,739,105.40, 7,087,922.10 and 4,237,294.20 is: 6,337,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739,105.40 : 7,087,922.10 = 4,237,294.20 : x
  2. Step 2: Convert to fraction form
    4,739,105.40/7,087,922.10 = 4,237,294.20/x
  3. Step 3: Cross multiply
    4,739,105.40x = 7,087,922.10 × 4,237,294.20
  4. Step 4: Simplify right side
    4,739,105.40x = 30,033,611,204,381.82
  5. Step 5: Solve for x
    x = 30,033,611,204,381.82/4,739,105.40
  6. Step 6: Final answer
    x = 6,337,400.98

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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.