Home / 9,182,900.48-12,668,979.84-5,743,834.88

Finding the Fourth Proportional to 9,182,900.48, 12,668,979.84 and 5,743,834.88

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Solution

The fourth proportional to 9,182,900.48, 12,668,979.84 and 5,743,834.88 is: 7,924,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182,900.48 : 12,668,979.84 = 5,743,834.88 : x
  2. Step 2: Convert to fraction form
    9,182,900.48/12,668,979.84 = 5,743,834.88/x
  3. Step 3: Cross multiply
    9,182,900.48x = 12,668,979.84 × 5,743,834.88
  4. Step 4: Simplify right side
    9,182,900.48x = 72,768,528,299,008.81
  5. Step 5: Solve for x
    x = 72,768,528,299,008.81/9,182,900.48
  6. Step 6: Final answer
    x = 7,924,351.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.