Home / 10,368,001.20-15,552,001.80-7,166,362.80

Finding the Fourth Proportional to 10,368,001.20, 15,552,001.80 and 7,166,362.80

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Solution

The fourth proportional to 10,368,001.20, 15,552,001.80 and 7,166,362.80 is: 10,749,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,001.20 : 15,552,001.80 = 7,166,362.80 : x
  2. Step 2: Convert to fraction form
    10,368,001.20/15,552,001.80 = 7,166,362.80/x
  3. Step 3: Cross multiply
    10,368,001.20x = 15,552,001.80 × 7,166,362.80
  4. Step 4: Simplify right side
    10,368,001.20x = 111,451,287,165,053.05
  5. Step 5: Solve for x
    x = 111,451,287,165,053.05/10,368,001.20
  6. Step 6: Final answer
    x = 10,749,544.20

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1.5x scale

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.