Home / 52,871,401.17-79,289,135.42-18,319,739.85

Finding the Fourth Proportional to 52,871,401.17, 79,289,135.42 and 18,319,739.85

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Solution

The fourth proportional to 52,871,401.17, 79,289,135.42 and 18,319,739.85 is: 27,473,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,871,401.17 : 79,289,135.42 = 18,319,739.85 : x
  2. Step 2: Convert to fraction form
    52,871,401.17/79,289,135.42 = 18,319,739.85/x
  3. Step 3: Cross multiply
    52,871,401.17x = 79,289,135.42 × 18,319,739.85
  4. Step 4: Simplify right side
    52,871,401.17x = 1,452,556,333,734,222
  5. Step 5: Solve for x
    x = 1,452,556,333,734,222/52,871,401.17
  6. Step 6: Final answer
    x = 27,473,384.51

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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.