Home / 21,668,275.56-32,492,964.14-8,195,655.72

Finding the Fourth Proportional to 21,668,275.56, 32,492,964.14 and 8,195,655.72

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Solution

The fourth proportional to 21,668,275.56, 32,492,964.14 and 8,195,655.72 is: 12,289,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,275.56 : 32,492,964.14 = 8,195,655.72 : x
  2. Step 2: Convert to fraction form
    21,668,275.56/32,492,964.14 = 8,195,655.72/x
  3. Step 3: Cross multiply
    21,668,275.56x = 32,492,964.14 × 8,195,655.72
  4. Step 4: Simplify right side
    21,668,275.56x = 266,301,147,413,745.88
  5. Step 5: Solve for x
    x = 266,301,147,413,745.88/21,668,275.56
  6. Step 6: Final answer
    x = 12,289,909.58

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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.