Home / 14,368,293.30-21,552,439.95-12,809,399.70

Finding the Fourth Proportional to 14,368,293.30, 21,552,439.95 and 12,809,399.70

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Solution

The fourth proportional to 14,368,293.30, 21,552,439.95 and 12,809,399.70 is: 19,214,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,293.30 : 21,552,439.95 = 12,809,399.70 : x
  2. Step 2: Convert to fraction form
    14,368,293.30/21,552,439.95 = 12,809,399.70/x
  3. Step 3: Cross multiply
    14,368,293.30x = 21,552,439.95 × 12,809,399.70
  4. Step 4: Simplify right side
    14,368,293.30x = 276,073,817,829,798
  5. Step 5: Solve for x
    x = 276,073,817,829,798/14,368,293.30
  6. Step 6: Final answer
    x = 19,214,099.55

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Similar ratio
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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.