Home / 12,827,787.12-19,239,274.98-6,436,323.36

Finding the Fourth Proportional to 12,827,787.12, 19,239,274.98 and 6,436,323.36

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Solution

The fourth proportional to 12,827,787.12, 19,239,274.98 and 6,436,323.36 is: 9,653,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,787.12 : 19,239,274.98 = 6,436,323.36 : x
  2. Step 2: Convert to fraction form
    12,827,787.12/19,239,274.98 = 6,436,323.36/x
  3. Step 3: Cross multiply
    12,827,787.12x = 19,239,274.98 × 6,436,323.36
  4. Step 4: Simplify right side
    12,827,787.12x = 123,830,194,983,237.55
  5. Step 5: Solve for x
    x = 123,830,194,983,237.55/12,827,787.12
  6. Step 6: Final answer
    x = 9,653,277.98

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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.