Home / 70,977,000.20-106,473,999.62-21,786,410.23

Finding the Fourth Proportional to 70,977,000.20, 106,473,999.62 and 21,786,410.23

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Solution

The fourth proportional to 70,977,000.20, 106,473,999.62 and 21,786,410.23 is: 32,682,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,977,000.20 : 106,473,999.62 = 21,786,410.23 : x
  2. Step 2: Convert to fraction form
    70,977,000.20/106,473,999.62 = 21,786,410.23/x
  3. Step 3: Cross multiply
    70,977,000.20x = 106,473,999.62 × 21,786,410.23
  4. Step 4: Simplify right side
    70,977,000.20x = 2,319,686,234,338,465
  5. Step 5: Solve for x
    x = 2,319,686,234,338,465/70,977,000.20
  6. Step 6: Final answer
    x = 32,682,224.21

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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.