Home / 10,934,998.70-16,402,498.05-7,743,728.30

Finding the Fourth Proportional to 10,934,998.70, 16,402,498.05 and 7,743,728.30

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Solution

The fourth proportional to 10,934,998.70, 16,402,498.05 and 7,743,728.30 is: 11,615,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934,998.70 : 16,402,498.05 = 7,743,728.30 : x
  2. Step 2: Convert to fraction form
    10,934,998.70/16,402,498.05 = 7,743,728.30/x
  3. Step 3: Cross multiply
    10,934,998.70x = 16,402,498.05 × 7,743,728.30
  4. Step 4: Simplify right side
    10,934,998.70x = 127,016,488,340,479.81
  5. Step 5: Solve for x
    x = 127,016,488,340,479.81/10,934,998.70
  6. Step 6: Final answer
    x = 11,615,592.45

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Double scale
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Similar ratio
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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.