Home / 67,364,985.44-92,964,890.65-39,507,787.57

Finding the Fourth Proportional to 67,364,985.44, 92,964,890.65 and 39,507,787.57

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Solution

The fourth proportional to 67,364,985.44, 92,964,890.65 and 39,507,787.57 is: 54,521,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,364,985.44 : 92,964,890.65 = 39,507,787.57 : x
  2. Step 2: Convert to fraction form
    67,364,985.44/92,964,890.65 = 39,507,787.57/x
  3. Step 3: Cross multiply
    67,364,985.44x = 92,964,890.65 × 39,507,787.57
  4. Step 4: Simplify right side
    67,364,985.44x = 3,672,837,150,803,655
  5. Step 5: Solve for x
    x = 3,672,837,150,803,655/67,364,985.44
  6. Step 6: Final answer
    x = 54,521,456.91

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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.