Home / 10,971,316.40-16,456,974.60-9,347,687.60

Finding the Fourth Proportional to 10,971,316.40, 16,456,974.60 and 9,347,687.60

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Solution

The fourth proportional to 10,971,316.40, 16,456,974.60 and 9,347,687.60 is: 14,021,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,316.40 : 16,456,974.60 = 9,347,687.60 : x
  2. Step 2: Convert to fraction form
    10,971,316.40/16,456,974.60 = 9,347,687.60/x
  3. Step 3: Cross multiply
    10,971,316.40x = 16,456,974.60 × 9,347,687.60
  4. Step 4: Simplify right side
    10,971,316.40x = 153,834,657,401,934.94
  5. Step 5: Solve for x
    x = 153,834,657,401,934.94/10,971,316.40
  6. Step 6: Final answer
    x = 14,021,531.40

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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.