Home / 14,041,966.60-21,062,949.90-12,446,331.40

Finding the Fourth Proportional to 14,041,966.60, 21,062,949.90 and 12,446,331.40

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Solution

The fourth proportional to 14,041,966.60, 21,062,949.90 and 12,446,331.40 is: 18,669,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,966.60 : 21,062,949.90 = 12,446,331.40 : x
  2. Step 2: Convert to fraction form
    14,041,966.60/21,062,949.90 = 12,446,331.40/x
  3. Step 3: Cross multiply
    14,041,966.60x = 21,062,949.90 × 12,446,331.40
  4. Step 4: Simplify right side
    14,041,966.60x = 262,156,454,716,996.84
  5. Step 5: Solve for x
    x = 262,156,454,716,996.84/14,041,966.60
  6. Step 6: Final answer
    x = 18,669,497.10

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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.