Home / 69,426,074.08-104,142,432.48-57,273,002.56

Finding the Fourth Proportional to 69,426,074.08, 104,142,432.48 and 57,273,002.56

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Solution

The fourth proportional to 69,426,074.08, 104,142,432.48 and 57,273,002.56 is: 85,912,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,426,074.08 : 104,142,432.48 = 57,273,002.56 : x
  2. Step 2: Convert to fraction form
    69,426,074.08/104,142,432.48 = 57,273,002.56/x
  3. Step 3: Cross multiply
    69,426,074.08x = 104,142,432.48 × 57,273,002.56
  4. Step 4: Simplify right side
    69,426,074.08x = 5,964,549,802,031,668
  5. Step 5: Solve for x
    x = 5,964,549,802,031,668/69,426,074.08
  6. Step 6: Final answer
    x = 85,912,243.79

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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.