Home / 10,504,056.70-15,756,085.05-8,992,402.30

Finding the Fourth Proportional to 10,504,056.70, 15,756,085.05 and 8,992,402.30

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Solution

The fourth proportional to 10,504,056.70, 15,756,085.05 and 8,992,402.30 is: 13,488,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504,056.70 : 15,756,085.05 = 8,992,402.30 : x
  2. Step 2: Convert to fraction form
    10,504,056.70/15,756,085.05 = 8,992,402.30/x
  3. Step 3: Cross multiply
    10,504,056.70x = 15,756,085.05 × 8,992,402.30
  4. Step 4: Simplify right side
    10,504,056.70x = 141,685,055,442,615.62
  5. Step 5: Solve for x
    x = 141,685,055,442,615.62/10,504,056.70
  6. Step 6: Final answer
    x = 13,488,603.45

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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.