Home / 10,788,851.60-16,183,277.40-7,387,629.20

Finding the Fourth Proportional to 10,788,851.60, 16,183,277.40 and 7,387,629.20

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Solution

The fourth proportional to 10,788,851.60, 16,183,277.40 and 7,387,629.20 is: 11,081,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788,851.60 : 16,183,277.40 = 7,387,629.20 : x
  2. Step 2: Convert to fraction form
    10,788,851.60/16,183,277.40 = 7,387,629.20/x
  3. Step 3: Cross multiply
    10,788,851.60x = 16,183,277.40 × 7,387,629.20
  4. Step 4: Simplify right side
    10,788,851.60x = 119,556,052,671,940.08
  5. Step 5: Solve for x
    x = 119,556,052,671,940.08/10,788,851.60
  6. Step 6: Final answer
    x = 11,081,443.80

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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.