Home / 6,899,803.12-10,301,190.64-5,272,053.04

Finding the Fourth Proportional to 6,899,803.12, 10,301,190.64 and 5,272,053.04

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Solution

The fourth proportional to 6,899,803.12, 10,301,190.64 and 5,272,053.04 is: 7,871,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,803.12 : 10,301,190.64 = 5,272,053.04 : x
  2. Step 2: Convert to fraction form
    6,899,803.12/10,301,190.64 = 5,272,053.04/x
  3. Step 3: Cross multiply
    6,899,803.12x = 10,301,190.64 × 5,272,053.04
  4. Step 4: Simplify right side
    6,899,803.12x = 54,308,423,429,231.55
  5. Step 5: Solve for x
    x = 54,308,423,429,231.55/6,899,803.12
  6. Step 6: Final answer
    x = 7,871,010.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.