Home / 8,243,538.80-12,359,548.20-4,876,012.40

Finding the Fourth Proportional to 8,243,538.80, 12,359,548.20 and 4,876,012.40

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Solution

The fourth proportional to 8,243,538.80, 12,359,548.20 and 4,876,012.40 is: 7,310,611.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,538.80 : 12,359,548.20 = 4,876,012.40 : x
  2. Step 2: Convert to fraction form
    8,243,538.80/12,359,548.20 = 4,876,012.40/x
  3. Step 3: Cross multiply
    8,243,538.80x = 12,359,548.20 × 4,876,012.40
  4. Step 4: Simplify right side
    8,243,538.80x = 60,265,310,281,597.68
  5. Step 5: Solve for x
    x = 60,265,310,281,597.68/8,243,538.80
  6. Step 6: Final answer
    x = 7,310,611.59

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1.5x scale

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.