Home / 20,912,941.08-31,369,436.10-6,536,084.22

Finding the Fourth Proportional to 20,912,941.08, 31,369,436.10 and 6,536,084.22

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Solution

The fourth proportional to 20,912,941.08, 31,369,436.10 and 6,536,084.22 is: 9,804,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,912,941.08 : 31,369,436.10 = 6,536,084.22 : x
  2. Step 2: Convert to fraction form
    20,912,941.08/31,369,436.10 = 6,536,084.22/x
  3. Step 3: Cross multiply
    20,912,941.08x = 31,369,436.10 × 6,536,084.22
  4. Step 4: Simplify right side
    20,912,941.08x = 205,033,276,283,508.34
  5. Step 5: Solve for x
    x = 205,033,276,283,508.34/20,912,941.08
  6. Step 6: Final answer
    x = 9,804,133.98

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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.