Home / 9,396,989.70-14,095,484.55-8,239,920.90

Finding the Fourth Proportional to 9,396,989.70, 14,095,484.55 and 8,239,920.90

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Solution

The fourth proportional to 9,396,989.70, 14,095,484.55 and 8,239,920.90 is: 12,359,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,989.70 : 14,095,484.55 = 8,239,920.90 : x
  2. Step 2: Convert to fraction form
    9,396,989.70/14,095,484.55 = 8,239,920.90/x
  3. Step 3: Cross multiply
    9,396,989.70x = 14,095,484.55 × 8,239,920.90
  4. Step 4: Simplify right side
    9,396,989.70x = 116,145,677,739,172.11
  5. Step 5: Solve for x
    x = 116,145,677,739,172.11/9,396,989.70
  6. Step 6: Final answer
    x = 12,359,881.35

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Double scale
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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.