Home / 21,241,664.40-31,862,496.60-6,097,126.80

Finding the Fourth Proportional to 21,241,664.40, 31,862,496.60 and 6,097,126.80

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Solution

The fourth proportional to 21,241,664.40, 31,862,496.60 and 6,097,126.80 is: 9,145,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,241,664.40 : 31,862,496.60 = 6,097,126.80 : x
  2. Step 2: Convert to fraction form
    21,241,664.40/31,862,496.60 = 6,097,126.80/x
  3. Step 3: Cross multiply
    21,241,664.40x = 31,862,496.60 × 6,097,126.80
  4. Step 4: Simplify right side
    21,241,664.40x = 194,269,681,934,768.88
  5. Step 5: Solve for x
    x = 194,269,681,934,768.88/21,241,664.40
  6. Step 6: Final answer
    x = 9,145,690.20

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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.