Home / 21,323,026.11-31,984,513.23-6,946,070.43

Finding the Fourth Proportional to 21,323,026.11, 31,984,513.23 and 6,946,070.43

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Solution

The fourth proportional to 21,323,026.11, 31,984,513.23 and 6,946,070.43 is: 10,419,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323,026.11 : 31,984,513.23 = 6,946,070.43 : x
  2. Step 2: Convert to fraction form
    21,323,026.11/31,984,513.23 = 6,946,070.43/x
  3. Step 3: Cross multiply
    21,323,026.11x = 31,984,513.23 × 6,946,070.43
  4. Step 4: Simplify right side
    21,323,026.11x = 222,166,681,564,846.78
  5. Step 5: Solve for x
    x = 222,166,681,564,846.78/21,323,026.11
  6. Step 6: Final answer
    x = 10,419,097.20

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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.