Home / 10,243,864.07-15,367,463.69-4,784,418.30

Finding the Fourth Proportional to 10,243,864.07, 15,367,463.69 and 4,784,418.30

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Solution

The fourth proportional to 10,243,864.07, 15,367,463.69 and 4,784,418.30 is: 7,177,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,864.07 : 15,367,463.69 = 4,784,418.30 : x
  2. Step 2: Convert to fraction form
    10,243,864.07/15,367,463.69 = 4,784,418.30/x
  3. Step 3: Cross multiply
    10,243,864.07x = 15,367,463.69 × 4,784,418.30
  4. Step 4: Simplify right side
    10,243,864.07x = 73,524,374,503,021.52
  5. Step 5: Solve for x
    x = 73,524,374,503,021.52/10,243,864.07
  6. Step 6: Final answer
    x = 7,177,406.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.