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Finding the Fourth Proportional to 21,558,672.02, 32,314,978.92 and 10,754,673.32

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Solution

The fourth proportional to 21,558,672.02, 32,314,978.92 and 10,754,673.32 is: 16,120,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,672.02 : 32,314,978.92 = 10,754,673.32 : x
  2. Step 2: Convert to fraction form
    21,558,672.02/32,314,978.92 = 10,754,673.32/x
  3. Step 3: Cross multiply
    21,558,672.02x = 32,314,978.92 × 10,754,673.32
  4. Step 4: Simplify right side
    21,558,672.02x = 347,537,041,627,286.44
  5. Step 5: Solve for x
    x = 347,537,041,627,286.44/21,558,672.02
  6. Step 6: Final answer
    x = 16,120,521.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.