Home / 22,637,669.58-31,239,003.96-12,324,428.82

Finding the Fourth Proportional to 22,637,669.58, 31,239,003.96 and 12,324,428.82

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Solution

The fourth proportional to 22,637,669.58, 31,239,003.96 and 12,324,428.82 is: 17,007,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637,669.58 : 31,239,003.96 = 12,324,428.82 : x
  2. Step 2: Convert to fraction form
    22,637,669.58/31,239,003.96 = 12,324,428.82/x
  3. Step 3: Cross multiply
    22,637,669.58x = 31,239,003.96 × 12,324,428.82
  4. Step 4: Simplify right side
    22,637,669.58x = 385,002,880,712,718.12
  5. Step 5: Solve for x
    x = 385,002,880,712,718.12/22,637,669.58
  6. Step 6: Final answer
    x = 17,007,178.21

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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.