Home / 5,354,651.80-8,020,167.90-3,221,014.60

Finding the Fourth Proportional to 5,354,651.80, 8,020,167.90 and 3,221,014.60

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Solution

The fourth proportional to 5,354,651.80, 8,020,167.90 and 3,221,014.60 is: 4,824,417.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,651.80 : 8,020,167.90 = 3,221,014.60 : x
  2. Step 2: Convert to fraction form
    5,354,651.80/8,020,167.90 = 3,221,014.60/x
  3. Step 3: Cross multiply
    5,354,651.80x = 8,020,167.90 × 3,221,014.60
  4. Step 4: Simplify right side
    5,354,651.80x = 25,833,077,900,351.34
  5. Step 5: Solve for x
    x = 25,833,077,900,351.34/5,354,651.80
  6. Step 6: Final answer
    x = 4,824,417.88

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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.