Home / 8,703,191.90-12,009,682.94-4,782,741.88

Finding the Fourth Proportional to 8,703,191.90, 12,009,682.94 and 4,782,741.88

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Solution

The fourth proportional to 8,703,191.90, 12,009,682.94 and 4,782,741.88 is: 6,599,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,191.90 : 12,009,682.94 = 4,782,741.88 : x
  2. Step 2: Convert to fraction form
    8,703,191.90/12,009,682.94 = 4,782,741.88/x
  3. Step 3: Cross multiply
    8,703,191.90x = 12,009,682.94 × 4,782,741.88
  4. Step 4: Simplify right side
    8,703,191.90x = 57,439,213,562,659.52
  5. Step 5: Solve for x
    x = 57,439,213,562,659.52/8,703,191.90
  6. Step 6: Final answer
    x = 6,599,787.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.