Home / 9,817,619.84-13,548,186.24-5,407,260.80

Finding the Fourth Proportional to 9,817,619.84, 13,548,186.24 and 5,407,260.80

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Solution

The fourth proportional to 9,817,619.84, 13,548,186.24 and 5,407,260.80 is: 7,461,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817,619.84 : 13,548,186.24 = 5,407,260.80 : x
  2. Step 2: Convert to fraction form
    9,817,619.84/13,548,186.24 = 5,407,260.80/x
  3. Step 3: Cross multiply
    9,817,619.84x = 13,548,186.24 × 5,407,260.80
  4. Step 4: Simplify right side
    9,817,619.84x = 73,258,576,366,651.39
  5. Step 5: Solve for x
    x = 73,258,576,366,651.39/9,817,619.84
  6. Step 6: Final answer
    x = 7,461,948.78

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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.