Home / 10,368,001.80-15,552,002.70-7,172,238.60

Finding the Fourth Proportional to 10,368,001.80, 15,552,002.70 and 7,172,238.60

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Solution

The fourth proportional to 10,368,001.80, 15,552,002.70 and 7,172,238.60 is: 10,758,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,001.80 : 15,552,002.70 = 7,172,238.60 : x
  2. Step 2: Convert to fraction form
    10,368,001.80/15,552,002.70 = 7,172,238.60/x
  3. Step 3: Cross multiply
    10,368,001.80x = 15,552,002.70 × 7,172,238.60
  4. Step 4: Simplify right side
    10,368,001.80x = 111,542,674,072,244.20
  5. Step 5: Solve for x
    x = 111,542,674,072,244.20/10,368,001.80
  6. Step 6: Final answer
    x = 10,758,357.90

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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.