Home / 6,618,031.20-9,927,046.80-2,130,307.20

Finding the Fourth Proportional to 6,618,031.20, 9,927,046.80 and 2,130,307.20

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Solution

The fourth proportional to 6,618,031.20, 9,927,046.80 and 2,130,307.20 is: 3,195,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,031.20 : 9,927,046.80 = 2,130,307.20 : x
  2. Step 2: Convert to fraction form
    6,618,031.20/9,927,046.80 = 2,130,307.20/x
  3. Step 3: Cross multiply
    6,618,031.20x = 9,927,046.80 × 2,130,307.20
  4. Step 4: Simplify right side
    6,618,031.20x = 21,147,659,272,776.96
  5. Step 5: Solve for x
    x = 21,147,659,272,776.96/6,618,031.20
  6. Step 6: Final answer
    x = 3,195,460.80

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Similar ratio
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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.