Home / 21,668,191.84-32,492,838.75-8,195,572

Finding the Fourth Proportional to 21,668,191.84, 32,492,838.75 and 8,195,572

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Solution

The fourth proportional to 21,668,191.84, 32,492,838.75 and 8,195,572 is: 12,289,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,191.84 : 32,492,838.75 = 8,195,572 : x
  2. Step 2: Convert to fraction form
    21,668,191.84/32,492,838.75 = 8,195,572/x
  3. Step 3: Cross multiply
    21,668,191.84x = 32,492,838.75 × 8,195,572
  4. Step 4: Simplify right side
    21,668,191.84x = 266,297,399,460,015
  5. Step 5: Solve for x
    x = 266,297,399,460,015/21,668,191.84
  6. Step 6: Final answer
    x = 12,289,784.10

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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.