Home / 12,338,483.76-17,027,102.88-6,905,975.76

Finding the Fourth Proportional to 12,338,483.76, 17,027,102.88 and 6,905,975.76

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Solution

The fourth proportional to 12,338,483.76, 17,027,102.88 and 6,905,975.76 is: 9,530,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338,483.76 : 17,027,102.88 = 6,905,975.76 : x
  2. Step 2: Convert to fraction form
    12,338,483.76/17,027,102.88 = 6,905,975.76/x
  3. Step 3: Cross multiply
    12,338,483.76x = 17,027,102.88 × 6,905,975.76
  4. Step 4: Simplify right side
    12,338,483.76x = 117,588,759,752,306.17
  5. Step 5: Solve for x
    x = 117,588,759,752,306.17/12,338,483.76
  6. Step 6: Final answer
    x = 9,530,243.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.