Home / 8,641,824.80-12,944,074.80-7,148,832.80

Finding the Fourth Proportional to 8,641,824.80, 12,944,074.80 and 7,148,832.80

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Solution

The fourth proportional to 8,641,824.80, 12,944,074.80 and 7,148,832.80 is: 10,707,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,824.80 : 12,944,074.80 = 7,148,832.80 : x
  2. Step 2: Convert to fraction form
    8,641,824.80/12,944,074.80 = 7,148,832.80/x
  3. Step 3: Cross multiply
    8,641,824.80x = 12,944,074.80 × 7,148,832.80
  4. Step 4: Simplify right side
    8,641,824.80x = 92,535,026,495,893.44
  5. Step 5: Solve for x
    x = 92,535,026,495,893.44/8,641,824.80
  6. Step 6: Final answer
    x = 10,707,810.98

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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.