Home / 4,678,335.72-7,010,155.26-3,615,978.60

Finding the Fourth Proportional to 4,678,335.72, 7,010,155.26 and 3,615,978.60

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Solution

The fourth proportional to 4,678,335.72, 7,010,155.26 and 3,615,978.60 is: 5,418,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,335.72 : 7,010,155.26 = 3,615,978.60 : x
  2. Step 2: Convert to fraction form
    4,678,335.72/7,010,155.26 = 3,615,978.60/x
  3. Step 3: Cross multiply
    4,678,335.72x = 7,010,155.26 × 3,615,978.60
  4. Step 4: Simplify right side
    4,678,335.72x = 25,348,571,402,837.44
  5. Step 5: Solve for x
    x = 25,348,571,402,837.44/4,678,335.72
  6. Step 6: Final answer
    x = 5,418,288.24

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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.