Home / 21,852,857.60-32,792,408.40-9,072,029.60

Finding the Fourth Proportional to 21,852,857.60, 32,792,408.40 and 9,072,029.60

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Solution

The fourth proportional to 21,852,857.60, 32,792,408.40 and 9,072,029.60 is: 13,613,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,857.60 : 32,792,408.40 = 9,072,029.60 : x
  2. Step 2: Convert to fraction form
    21,852,857.60/32,792,408.40 = 9,072,029.60/x
  3. Step 3: Cross multiply
    21,852,857.60x = 32,792,408.40 × 9,072,029.60
  4. Step 4: Simplify right side
    21,852,857.60x = 297,493,699,660,088.62
  5. Step 5: Solve for x
    x = 297,493,699,660,088.62/21,852,857.60
  6. Step 6: Final answer
    x = 13,613,491.89

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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.