Home / 6,909,855.30-10,361,672.55-2,648,607.30

Finding the Fourth Proportional to 6,909,855.30, 10,361,672.55 and 2,648,607.30

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Solution

The fourth proportional to 6,909,855.30, 10,361,672.55 and 2,648,607.30 is: 3,971,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,855.30 : 10,361,672.55 = 2,648,607.30 : x
  2. Step 2: Convert to fraction form
    6,909,855.30/10,361,672.55 = 2,648,607.30/x
  3. Step 3: Cross multiply
    6,909,855.30x = 10,361,672.55 × 2,648,607.30
  4. Step 4: Simplify right side
    6,909,855.30x = 27,444,001,556,139.61
  5. Step 5: Solve for x
    x = 27,444,001,556,139.61/6,909,855.30
  6. Step 6: Final answer
    x = 3,971,718.71

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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.