Home / 12,910,881.64-19,348,197.02-10,203,304.04

Finding the Fourth Proportional to 12,910,881.64, 19,348,197.02 and 10,203,304.04

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Solution

The fourth proportional to 12,910,881.64, 19,348,197.02 and 10,203,304.04 is: 15,290,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,910,881.64 : 19,348,197.02 = 10,203,304.04 : x
  2. Step 2: Convert to fraction form
    12,910,881.64/19,348,197.02 = 10,203,304.04/x
  3. Step 3: Cross multiply
    12,910,881.64x = 19,348,197.02 × 10,203,304.04
  4. Step 4: Simplify right side
    12,910,881.64x = 197,415,536,820,881.94
  5. Step 5: Solve for x
    x = 197,415,536,820,881.94/12,910,881.64
  6. Step 6: Final answer
    x = 15,290,631.76

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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.