Home / 69,066,590.20-103,637,210.10-30,734,020.60

Finding the Fourth Proportional to 69,066,590.20, 103,637,210.10 and 30,734,020.60

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Solution

The fourth proportional to 69,066,590.20, 103,637,210.10 and 30,734,020.60 is: 46,117,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,066,590.20 : 103,637,210.10 = 30,734,020.60 : x
  2. Step 2: Convert to fraction form
    69,066,590.20/103,637,210.10 = 30,734,020.60/x
  3. Step 3: Cross multiply
    69,066,590.20x = 103,637,210.10 × 30,734,020.60
  4. Step 4: Simplify right side
    69,066,590.20x = 3,185,188,150,139,928
  5. Step 5: Solve for x
    x = 3,185,188,150,139,928/69,066,590.20
  6. Step 6: Final answer
    x = 46,117,640.11

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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.