Home / 30,632,247.40-42,272,502.28-16,881,211.53

Finding the Fourth Proportional to 30,632,247.40, 42,272,502.28 and 16,881,211.53

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Solution

The fourth proportional to 30,632,247.40, 42,272,502.28 and 16,881,211.53 is: 23,296,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,247.40 : 42,272,502.28 = 16,881,211.53 : x
  2. Step 2: Convert to fraction form
    30,632,247.40/42,272,502.28 = 16,881,211.53/x
  3. Step 3: Cross multiply
    30,632,247.40x = 42,272,502.28 × 16,881,211.53
  4. Step 4: Simplify right side
    30,632,247.40x = 713,611,052,891,087.38
  5. Step 5: Solve for x
    x = 713,611,052,891,087.38/30,632,247.40
  6. Step 6: Final answer
    x = 23,296,072.39

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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.