Home / 14,001,753.40-21,007,295.70-12,496,665.40

Finding the Fourth Proportional to 14,001,753.40, 21,007,295.70 and 12,496,665.40

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Solution

The fourth proportional to 14,001,753.40, 21,007,295.70 and 12,496,665.40 is: 18,749,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,753.40 : 21,007,295.70 = 12,496,665.40 : x
  2. Step 2: Convert to fraction form
    14,001,753.40/21,007,295.70 = 12,496,665.40/x
  3. Step 3: Cross multiply
    14,001,753.40x = 21,007,295.70 × 12,496,665.40
  4. Step 4: Simplify right side
    14,001,753.40x = 262,521,145,321,758.78
  5. Step 5: Solve for x
    x = 262,521,145,321,758.78/14,001,753.40
  6. Step 6: Final answer
    x = 18,749,162.18

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1.5x scale

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.