Home / 10,074,064.40-13,901,803.56-5,490,287.12

Finding the Fourth Proportional to 10,074,064.40, 13,901,803.56 and 5,490,287.12

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Solution

The fourth proportional to 10,074,064.40, 13,901,803.56 and 5,490,287.12 is: 7,576,375.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,064.40 : 13,901,803.56 = 5,490,287.12 : x
  2. Step 2: Convert to fraction form
    10,074,064.40/13,901,803.56 = 5,490,287.12/x
  3. Step 3: Cross multiply
    10,074,064.40x = 13,901,803.56 × 5,490,287.12
  4. Step 4: Simplify right side
    10,074,064.40x = 76,324,893,030,238.16
  5. Step 5: Solve for x
    x = 76,324,893,030,238.16/10,074,064.40
  6. Step 6: Final answer
    x = 7,576,375.33

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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.