Home / 14,001,630.20-21,002,445.30-12,804,903.80

Finding the Fourth Proportional to 14,001,630.20, 21,002,445.30 and 12,804,903.80

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Solution

The fourth proportional to 14,001,630.20, 21,002,445.30 and 12,804,903.80 is: 19,207,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,630.20 : 21,002,445.30 = 12,804,903.80 : x
  2. Step 2: Convert to fraction form
    14,001,630.20/21,002,445.30 = 12,804,903.80/x
  3. Step 3: Cross multiply
    14,001,630.20x = 21,002,445.30 × 12,804,903.80
  4. Step 4: Simplify right side
    14,001,630.20x = 268,934,291,631,262.16
  5. Step 5: Solve for x
    x = 268,934,291,631,262.16/14,001,630.20
  6. Step 6: Final answer
    x = 19,207,355.70

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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.