Home / 12,293,280.60-18,439,920.90-6,624,576.60

Finding the Fourth Proportional to 12,293,280.60, 18,439,920.90 and 6,624,576.60

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Solution

The fourth proportional to 12,293,280.60, 18,439,920.90 and 6,624,576.60 is: 9,936,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,280.60 : 18,439,920.90 = 6,624,576.60 : x
  2. Step 2: Convert to fraction form
    12,293,280.60/18,439,920.90 = 6,624,576.60/x
  3. Step 3: Cross multiply
    12,293,280.60x = 18,439,920.90 × 6,624,576.60
  4. Step 4: Simplify right side
    12,293,280.60x = 122,156,668,499,990.92
  5. Step 5: Solve for x
    x = 122,156,668,499,990.92/12,293,280.60
  6. Step 6: Final answer
    x = 9,936,864.90

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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.