Home / 10,284,291.75-14,192,015.04-5,637,917.87

Finding the Fourth Proportional to 10,284,291.75, 14,192,015.04 and 5,637,917.87

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Solution

The fourth proportional to 10,284,291.75, 14,192,015.04 and 5,637,917.87 is: 7,780,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284,291.75 : 14,192,015.04 = 5,637,917.87 : x
  2. Step 2: Convert to fraction form
    10,284,291.75/14,192,015.04 = 5,637,917.87/x
  3. Step 3: Cross multiply
    10,284,291.75x = 14,192,015.04 × 5,637,917.87
  4. Step 4: Simplify right side
    10,284,291.75x = 80,013,415,251,555.36
  5. Step 5: Solve for x
    x = 80,013,415,251,555.36/10,284,291.75
  6. Step 6: Final answer
    x = 7,780,158.05

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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.