Home / 70,739,715.29-106,109,573.00-19,621,734.03

Finding the Fourth Proportional to 70,739,715.29, 106,109,573.00 and 19,621,734.03

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Solution

The fourth proportional to 70,739,715.29, 106,109,573.00 and 19,621,734.03 is: 29,432,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,739,715.29 : 106,109,573.00 = 19,621,734.03 : x
  2. Step 2: Convert to fraction form
    70,739,715.29/106,109,573.00 = 19,621,734.03/x
  3. Step 3: Cross multiply
    70,739,715.29x = 106,109,573.00 × 19,621,734.03
  4. Step 4: Simplify right side
    70,739,715.29x = 2,082,053,819,344,760.75
  5. Step 5: Solve for x
    x = 2,082,053,819,344,760.75/70,739,715.29
  6. Step 6: Final answer
    x = 29,432,601.06

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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.