Home / 14,223,856.60-21,345,116.10-8,158,576.60

Finding the Fourth Proportional to 14,223,856.60, 21,345,116.10 and 8,158,576.60

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Solution

The fourth proportional to 14,223,856.60, 21,345,116.10 and 8,158,576.60 is: 12,243,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,856.60 : 21,345,116.10 = 8,158,576.60 : x
  2. Step 2: Convert to fraction form
    14,223,856.60/21,345,116.10 = 8,158,576.60/x
  3. Step 3: Cross multiply
    14,223,856.60x = 21,345,116.10 × 8,158,576.60
  4. Step 4: Simplify right side
    14,223,856.60x = 174,145,764,737,743.25
  5. Step 5: Solve for x
    x = 174,145,764,737,743.25/14,223,856.60
  6. Step 6: Final answer
    x = 12,243,217.13

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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.