Home / 102,860,358.72-154,291,403.16-26,183,400

Finding the Fourth Proportional to 102,860,358.72, 154,291,403.16 and 26,183,400

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Solution

The fourth proportional to 102,860,358.72, 154,291,403.16 and 26,183,400 is: 39,275,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,860,358.72 : 154,291,403.16 = 26,183,400 : x
  2. Step 2: Convert to fraction form
    102,860,358.72/154,291,403.16 = 26,183,400/x
  3. Step 3: Cross multiply
    102,860,358.72x = 154,291,403.16 × 26,183,400
  4. Step 4: Simplify right side
    102,860,358.72x = 4,039,873,525,499,544
  5. Step 5: Solve for x
    x = 4,039,873,525,499,544/102,860,358.72
  6. Step 6: Final answer
    x = 39,275,320.21

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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.