Home / 22,554,890.36-31,124,957.10-12,241,405.88

Finding the Fourth Proportional to 22,554,890.36, 31,124,957.10 and 12,241,405.88

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Solution

The fourth proportional to 22,554,890.36, 31,124,957.10 and 12,241,405.88 is: 16,892,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,554,890.36 : 31,124,957.10 = 12,241,405.88 : x
  2. Step 2: Convert to fraction form
    22,554,890.36/31,124,957.10 = 12,241,405.88/x
  3. Step 3: Cross multiply
    22,554,890.36x = 31,124,957.10 × 12,241,405.88
  4. Step 4: Simplify right side
    22,554,890.36x = 381,013,232,858,687.81
  5. Step 5: Solve for x
    x = 381,013,232,858,687.81/22,554,890.36
  6. Step 6: Final answer
    x = 16,892,710.48

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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.