Home / 52,669,342.80-79,004,014.20-47,567,509.20

Finding the Fourth Proportional to 52,669,342.80, 79,004,014.20 and 47,567,509.20

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Solution

The fourth proportional to 52,669,342.80, 79,004,014.20 and 47,567,509.20 is: 71,351,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,669,342.80 : 79,004,014.20 = 47,567,509.20 : x
  2. Step 2: Convert to fraction form
    52,669,342.80/79,004,014.20 = 47,567,509.20/x
  3. Step 3: Cross multiply
    52,669,342.80x = 79,004,014.20 × 47,567,509.20
  4. Step 4: Simplify right side
    52,669,342.80x = 3,758,024,172,295,431
  5. Step 5: Solve for x
    x = 3,758,024,172,295,431/52,669,342.80
  6. Step 6: Final answer
    x = 71,351,263.80

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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.