Home / 6,910,046.70-10,365,070.05-6,112,885.20

Finding the Fourth Proportional to 6,910,046.70, 10,365,070.05 and 6,112,885.20

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Solution

The fourth proportional to 6,910,046.70, 10,365,070.05 and 6,112,885.20 is: 9,169,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910,046.70 : 10,365,070.05 = 6,112,885.20 : x
  2. Step 2: Convert to fraction form
    6,910,046.70/10,365,070.05 = 6,112,885.20/x
  3. Step 3: Cross multiply
    6,910,046.70x = 10,365,070.05 × 6,112,885.20
  4. Step 4: Simplify right side
    6,910,046.70x = 63,360,483,305,608.27
  5. Step 5: Solve for x
    x = 63,360,483,305,608.27/6,910,046.70
  6. Step 6: Final answer
    x = 9,169,327.80

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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.