Home / 30,460,145.74-45,685,724.32-8,888,955.55

Finding the Fourth Proportional to 30,460,145.74, 45,685,724.32 and 8,888,955.55

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Solution

The fourth proportional to 30,460,145.74, 45,685,724.32 and 8,888,955.55 is: 13,332,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460,145.74 : 45,685,724.32 = 8,888,955.55 : x
  2. Step 2: Convert to fraction form
    30,460,145.74/45,685,724.32 = 8,888,955.55/x
  3. Step 3: Cross multiply
    30,460,145.74x = 45,685,724.32 × 8,888,955.55
  4. Step 4: Simplify right side
    30,460,145.74x = 406,098,372,545,194.25
  5. Step 5: Solve for x
    x = 406,098,372,545,194.25/30,460,145.74
  6. Step 6: Final answer
    x = 13,332,121.79

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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.