Home / 7,642,618.62-10,546,897.40-4,157,977.20

Finding the Fourth Proportional to 7,642,618.62, 10,546,897.40 and 4,157,977.20

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Solution

The fourth proportional to 7,642,618.62, 10,546,897.40 and 4,157,977.20 is: 5,738,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,618.62 : 10,546,897.40 = 4,157,977.20 : x
  2. Step 2: Convert to fraction form
    7,642,618.62/10,546,897.40 = 4,157,977.20/x
  3. Step 3: Cross multiply
    7,642,618.62x = 10,546,897.40 × 4,157,977.20
  4. Step 4: Simplify right side
    7,642,618.62x = 43,853,758,919,939.28
  5. Step 5: Solve for x
    x = 43,853,758,919,939.28/7,642,618.62
  6. Step 6: Final answer
    x = 5,738,054.08

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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.