Home / 21,870,146.70-32,805,220.05-16,201,442.70

Finding the Fourth Proportional to 21,870,146.70, 32,805,220.05 and 16,201,442.70

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Solution

The fourth proportional to 21,870,146.70, 32,805,220.05 and 16,201,442.70 is: 24,302,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,146.70 : 32,805,220.05 = 16,201,442.70 : x
  2. Step 2: Convert to fraction form
    21,870,146.70/32,805,220.05 = 16,201,442.70/x
  3. Step 3: Cross multiply
    21,870,146.70x = 32,805,220.05 × 16,201,442.70
  4. Step 4: Simplify right side
    21,870,146.70x = 531,491,892,900,966.12
  5. Step 5: Solve for x
    x = 531,491,892,900,966.12/21,870,146.70
  6. Step 6: Final answer
    x = 24,302,164.05

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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.