Home / 21,870,150.20-32,805,225.30-13,756,817.60

Finding the Fourth Proportional to 21,870,150.20, 32,805,225.30 and 13,756,817.60

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Solution

The fourth proportional to 21,870,150.20, 32,805,225.30 and 13,756,817.60 is: 20,635,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,150.20 : 32,805,225.30 = 13,756,817.60 : x
  2. Step 2: Convert to fraction form
    21,870,150.20/32,805,225.30 = 13,756,817.60/x
  3. Step 3: Cross multiply
    21,870,150.20x = 32,805,225.30 × 13,756,817.60
  4. Step 4: Simplify right side
    21,870,150.20x = 451,295,500,779,005.25
  5. Step 5: Solve for x
    x = 451,295,500,779,005.25/21,870,150.20
  6. Step 6: Final answer
    x = 20,635,226.40

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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.