Home / 12,877,101.20-19,308,653.40-5,304,832.40

Finding the Fourth Proportional to 12,877,101.20, 19,308,653.40 and 5,304,832.40

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Solution

The fourth proportional to 12,877,101.20, 19,308,653.40 and 5,304,832.40 is: 7,954,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,101.20 : 19,308,653.40 = 5,304,832.40 : x
  2. Step 2: Convert to fraction form
    12,877,101.20/19,308,653.40 = 5,304,832.40/x
  3. Step 3: Cross multiply
    12,877,101.20x = 19,308,653.40 × 5,304,832.40
  4. Step 4: Simplify right side
    12,877,101.20x = 102,429,170,156,690.16
  5. Step 5: Solve for x
    x = 102,429,170,156,690.16/12,877,101.20
  6. Step 6: Final answer
    x = 7,954,365.55

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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.