Home / 10,667,249.21-14,720,842.69-5,772,470.80

Finding the Fourth Proportional to 10,667,249.21, 14,720,842.69 and 5,772,470.80

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Solution

The fourth proportional to 10,667,249.21, 14,720,842.69 and 5,772,470.80 is: 7,966,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,249.21 : 14,720,842.69 = 5,772,470.80 : x
  2. Step 2: Convert to fraction form
    10,667,249.21/14,720,842.69 = 5,772,470.80/x
  3. Step 3: Cross multiply
    10,667,249.21x = 14,720,842.69 × 5,772,470.80
  4. Step 4: Simplify right side
    10,667,249.21x = 84,975,634,579,418.45
  5. Step 5: Solve for x
    x = 84,975,634,579,418.45/10,667,249.21
  6. Step 6: Final answer
    x = 7,966,030.69

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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.