Home / 14,385,678.76-21,589,136.70-6,812,632.36

Finding the Fourth Proportional to 14,385,678.76, 21,589,136.70 and 6,812,632.36

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Solution

The fourth proportional to 14,385,678.76, 21,589,136.70 and 6,812,632.36 is: 10,223,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,678.76 : 21,589,136.70 = 6,812,632.36 : x
  2. Step 2: Convert to fraction form
    14,385,678.76/21,589,136.70 = 6,812,632.36/x
  3. Step 3: Cross multiply
    14,385,678.76x = 21,589,136.70 × 6,812,632.36
  4. Step 4: Simplify right side
    14,385,678.76x = 147,078,851,306,883.62
  5. Step 5: Solve for x
    x = 147,078,851,306,883.62/14,385,678.76
  6. Step 6: Final answer
    x = 10,223,977.18

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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.