Home / 69,299,048.08-103,912,724.76-30,421,588.24

Finding the Fourth Proportional to 69,299,048.08, 103,912,724.76 and 30,421,588.24

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Solution

The fourth proportional to 69,299,048.08, 103,912,724.76 and 30,421,588.24 is: 45,616,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,299,048.08 : 103,912,724.76 = 30,421,588.24 : x
  2. Step 2: Convert to fraction form
    69,299,048.08/103,912,724.76 = 30,421,588.24/x
  3. Step 3: Cross multiply
    69,299,048.08x = 103,912,724.76 × 30,421,588.24
  4. Step 4: Simplify right side
    69,299,048.08x = 3,161,190,125,545,173
  5. Step 5: Solve for x
    x = 3,161,190,125,545,173/69,299,048.08
  6. Step 6: Final answer
    x = 45,616,645.73

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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.