Home / 9,081,200.40-13,615,020.90-5,486,209.80

Finding the Fourth Proportional to 9,081,200.40, 13,615,020.90 and 5,486,209.80

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Solution

The fourth proportional to 9,081,200.40, 13,615,020.90 and 5,486,209.80 is: 8,225,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,200.40 : 13,615,020.90 = 5,486,209.80 : x
  2. Step 2: Convert to fraction form
    9,081,200.40/13,615,020.90 = 5,486,209.80/x
  3. Step 3: Cross multiply
    9,081,200.40x = 13,615,020.90 × 5,486,209.80
  4. Step 4: Simplify right side
    9,081,200.40x = 74,694,861,088,784.81
  5. Step 5: Solve for x
    x = 74,694,861,088,784.81/9,081,200.40
  6. Step 6: Final answer
    x = 8,225,218.89

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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.