Home / 21,668,192.34-32,492,839.50-8,195,572.50

Finding the Fourth Proportional to 21,668,192.34, 32,492,839.50 and 8,195,572.50

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Solution

The fourth proportional to 21,668,192.34, 32,492,839.50 and 8,195,572.50 is: 12,289,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,192.34 : 32,492,839.50 = 8,195,572.50 : x
  2. Step 2: Convert to fraction form
    21,668,192.34/32,492,839.50 = 8,195,572.50/x
  3. Step 3: Cross multiply
    21,668,192.34x = 32,492,839.50 × 8,195,572.50
  4. Step 4: Simplify right side
    21,668,192.34x = 266,297,421,853,113.75
  5. Step 5: Solve for x
    x = 266,297,421,853,113.75/21,668,192.34
  6. Step 6: Final answer
    x = 12,289,784.85

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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.