Home / 9,430,608.72-13,015,346.28-5,300,645.52

Finding the Fourth Proportional to 9,430,608.72, 13,015,346.28 and 5,300,645.52

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Solution

The fourth proportional to 9,430,608.72, 13,015,346.28 and 5,300,645.52 is: 7,315,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430,608.72 : 13,015,346.28 = 5,300,645.52 : x
  2. Step 2: Convert to fraction form
    9,430,608.72/13,015,346.28 = 5,300,645.52/x
  3. Step 3: Cross multiply
    9,430,608.72x = 13,015,346.28 × 5,300,645.52
  4. Step 4: Simplify right side
    9,430,608.72x = 68,989,736,950,330.66
  5. Step 5: Solve for x
    x = 68,989,736,950,330.66/9,430,608.72
  6. Step 6: Final answer
    x = 7,315,512.60

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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.