Home / 13,808,129.42-19,063,392.54-12,276,004.70

Finding the Fourth Proportional to 13,808,129.42, 19,063,392.54 and 12,276,004.70

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Solution

The fourth proportional to 13,808,129.42, 19,063,392.54 and 12,276,004.70 is: 16,948,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,129.42 : 19,063,392.54 = 12,276,004.70 : x
  2. Step 2: Convert to fraction form
    13,808,129.42/19,063,392.54 = 12,276,004.70/x
  3. Step 3: Cross multiply
    13,808,129.42x = 19,063,392.54 × 12,276,004.70
  4. Step 4: Simplify right side
    13,808,129.42x = 234,022,296,418,984.91
  5. Step 5: Solve for x
    x = 234,022,296,418,984.91/13,808,129.42
  6. Step 6: Final answer
    x = 16,948,153.46

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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.