Home / 10,226,814.36-14,112,591.30-5,643,076.20

Finding the Fourth Proportional to 10,226,814.36, 14,112,591.30 and 5,643,076.20

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Solution

The fourth proportional to 10,226,814.36, 14,112,591.30 and 5,643,076.20 is: 7,787,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,814.36 : 14,112,591.30 = 5,643,076.20 : x
  2. Step 2: Convert to fraction form
    10,226,814.36/14,112,591.30 = 5,643,076.20/x
  3. Step 3: Cross multiply
    10,226,814.36x = 14,112,591.30 × 5,643,076.20
  4. Step 4: Simplify right side
    10,226,814.36x = 79,638,428,085,357.06
  5. Step 5: Solve for x
    x = 79,638,428,085,357.06/10,226,814.36
  6. Step 6: Final answer
    x = 7,787,217.53

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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.