Home / 7,904,011.29-10,904,195.57-5,291,357.07

Finding the Fourth Proportional to 7,904,011.29, 10,904,195.57 and 5,291,357.07

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Solution

The fourth proportional to 7,904,011.29, 10,904,195.57 and 5,291,357.07 is: 7,299,836.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,011.29 : 10,904,195.57 = 5,291,357.07 : x
  2. Step 2: Convert to fraction form
    7,904,011.29/10,904,195.57 = 5,291,357.07/x
  3. Step 3: Cross multiply
    7,904,011.29x = 10,904,195.57 × 5,291,357.07
  4. Step 4: Simplify right side
    7,904,011.29x = 57,697,992,295,525.40
  5. Step 5: Solve for x
    x = 57,697,992,295,525.40/7,904,011.29
  6. Step 6: Final answer
    x = 7,299,836.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.