Home / 79,062,556.15-109,107,441.54-45,553,515.67

Finding the Fourth Proportional to 79,062,556.15, 109,107,441.54 and 45,553,515.67

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Solution

The fourth proportional to 79,062,556.15, 109,107,441.54 and 45,553,515.67 is: 62,864,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,062,556.15 : 109,107,441.54 = 45,553,515.67 : x
  2. Step 2: Convert to fraction form
    79,062,556.15/109,107,441.54 = 45,553,515.67/x
  3. Step 3: Cross multiply
    79,062,556.15x = 109,107,441.54 × 45,553,515.67
  4. Step 4: Simplify right side
    79,062,556.15x = 4,970,227,547,132,694
  5. Step 5: Solve for x
    x = 4,970,227,547,132,694/79,062,556.15
  6. Step 6: Final answer
    x = 62,864,493.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.