Home / 9,261,044.76-12,780,241.76-5,186,663.76

Finding the Fourth Proportional to 9,261,044.76, 12,780,241.76 and 5,186,663.76

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Solution

The fourth proportional to 9,261,044.76, 12,780,241.76 and 5,186,663.76 is: 7,157,595.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,044.76 : 12,780,241.76 = 5,186,663.76 : x
  2. Step 2: Convert to fraction form
    9,261,044.76/12,780,241.76 = 5,186,663.76/x
  3. Step 3: Cross multiply
    9,261,044.76x = 12,780,241.76 × 5,186,663.76
  4. Step 4: Simplify right side
    9,261,044.76x = 66,286,816,780,630.62
  5. Step 5: Solve for x
    x = 66,286,816,780,630.62/9,261,044.76
  6. Step 6: Final answer
    x = 7,157,595.98

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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.