Home / 15,802,131.46-21,808,712.03-8,927,056.66

Finding the Fourth Proportional to 15,802,131.46, 21,808,712.03 and 8,927,056.66

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Solution

The fourth proportional to 15,802,131.46, 21,808,712.03 and 8,927,056.66 is: 12,320,338.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802,131.46 : 21,808,712.03 = 8,927,056.66 : x
  2. Step 2: Convert to fraction form
    15,802,131.46/21,808,712.03 = 8,927,056.66/x
  3. Step 3: Cross multiply
    15,802,131.46x = 21,808,712.03 × 8,927,056.66
  4. Step 4: Simplify right side
    15,802,131.46x = 194,687,607,973,433.62
  5. Step 5: Solve for x
    x = 194,687,607,973,433.62/15,802,131.46
  6. Step 6: Final answer
    x = 12,320,338.46

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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.