Home / 9,285,371.01-12,814,212.15-5,155,402.32

Finding the Fourth Proportional to 9,285,371.01, 12,814,212.15 and 5,155,402.32

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Solution

The fourth proportional to 9,285,371.01, 12,814,212.15 and 5,155,402.32 is: 7,114,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285,371.01 : 12,814,212.15 = 5,155,402.32 : x
  2. Step 2: Convert to fraction form
    9,285,371.01/12,814,212.15 = 5,155,402.32/x
  3. Step 3: Cross multiply
    9,285,371.01x = 12,814,212.15 × 5,155,402.32
  4. Step 4: Simplify right side
    9,285,371.01x = 66,062,419,047,082.20
  5. Step 5: Solve for x
    x = 66,062,419,047,082.20/9,285,371.01
  6. Step 6: Final answer
    x = 7,114,677.38

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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.