Home / 9,027,100.50-12,457,398.48-5,159,704.68

Finding the Fourth Proportional to 9,027,100.50, 12,457,398.48 and 5,159,704.68

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Solution

The fourth proportional to 9,027,100.50, 12,457,398.48 and 5,159,704.68 is: 7,120,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027,100.50 : 12,457,398.48 = 5,159,704.68 : x
  2. Step 2: Convert to fraction form
    9,027,100.50/12,457,398.48 = 5,159,704.68/x
  3. Step 3: Cross multiply
    9,027,100.50x = 12,457,398.48 × 5,159,704.68
  4. Step 4: Simplify right side
    9,027,100.50x = 64,276,497,237,880.88
  5. Step 5: Solve for x
    x = 64,276,497,237,880.88/9,027,100.50
  6. Step 6: Final answer
    x = 7,120,392.34

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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.