Home / 6,448,065.90-8,897,977.35-3,546,985.02

Finding the Fourth Proportional to 6,448,065.90, 8,897,977.35 and 3,546,985.02

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Solution

The fourth proportional to 6,448,065.90, 8,897,977.35 and 3,546,985.02 is: 4,894,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,065.90 : 8,897,977.35 = 3,546,985.02 : x
  2. Step 2: Convert to fraction form
    6,448,065.90/8,897,977.35 = 3,546,985.02/x
  3. Step 3: Cross multiply
    6,448,065.90x = 8,897,977.35 × 3,546,985.02
  4. Step 4: Simplify right side
    6,448,065.90x = 31,560,992,368,749.30
  5. Step 5: Solve for x
    x = 31,560,992,368,749.30/6,448,065.90
  6. Step 6: Final answer
    x = 4,894,644.82

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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.