Home / 7,558,977.70-11,338,466.55-6,897,628.90

Finding the Fourth Proportional to 7,558,977.70, 11,338,466.55 and 6,897,628.90

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Solution

The fourth proportional to 7,558,977.70, 11,338,466.55 and 6,897,628.90 is: 10,346,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,977.70 : 11,338,466.55 = 6,897,628.90 : x
  2. Step 2: Convert to fraction form
    7,558,977.70/11,338,466.55 = 6,897,628.90/x
  3. Step 3: Cross multiply
    7,558,977.70x = 11,338,466.55 × 6,897,628.90
  4. Step 4: Simplify right side
    7,558,977.70x = 78,208,534,556,963.30
  5. Step 5: Solve for x
    x = 78,208,534,556,963.30/7,558,977.70
  6. Step 6: Final answer
    x = 10,346,443.35

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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.