Home / 6,615,843.48-9,130,851.42-4,039,018.08

Finding the Fourth Proportional to 6,615,843.48, 9,130,851.42 and 4,039,018.08

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Solution

The fourth proportional to 6,615,843.48, 9,130,851.42 and 4,039,018.08 is: 5,574,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,843.48 : 9,130,851.42 = 4,039,018.08 : x
  2. Step 2: Convert to fraction form
    6,615,843.48/9,130,851.42 = 4,039,018.08/x
  3. Step 3: Cross multiply
    6,615,843.48x = 9,130,851.42 × 4,039,018.08
  4. Step 4: Simplify right side
    6,615,843.48x = 36,879,673,971,173.67
  5. Step 5: Solve for x
    x = 36,879,673,971,173.67/6,615,843.48
  6. Step 6: Final answer
    x = 5,574,447.78

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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.