Home / 8,800,682.80-12,142,278.84-5,698,300.72

Finding the Fourth Proportional to 8,800,682.80, 12,142,278.84 and 5,698,300.72

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Solution

The fourth proportional to 8,800,682.80, 12,142,278.84 and 5,698,300.72 is: 7,861,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800,682.80 : 12,142,278.84 = 5,698,300.72 : x
  2. Step 2: Convert to fraction form
    8,800,682.80/12,142,278.84 = 5,698,300.72/x
  3. Step 3: Cross multiply
    8,800,682.80x = 12,142,278.84 × 5,698,300.72
  4. Step 4: Simplify right side
    8,800,682.80x = 69,190,356,256,412.76
  5. Step 5: Solve for x
    x = 69,190,356,256,412.76/8,800,682.80
  6. Step 6: Final answer
    x = 7,861,930.47

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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.