Home / 7,644,004.70-11,466,007.05-7,059,419.60

Finding the Fourth Proportional to 7,644,004.70, 11,466,007.05 and 7,059,419.60

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Solution

The fourth proportional to 7,644,004.70, 11,466,007.05 and 7,059,419.60 is: 10,589,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,004.70 : 11,466,007.05 = 7,059,419.60 : x
  2. Step 2: Convert to fraction form
    7,644,004.70/11,466,007.05 = 7,059,419.60/x
  3. Step 3: Cross multiply
    7,644,004.70x = 11,466,007.05 × 7,059,419.60
  4. Step 4: Simplify right side
    7,644,004.70x = 80,943,354,902,508.19
  5. Step 5: Solve for x
    x = 80,943,354,902,508.19/7,644,004.70
  6. Step 6: Final answer
    x = 10,589,129.40

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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.