Home / 5,178,029.87-7,784,072.13-4,803,472.41

Finding the Fourth Proportional to 5,178,029.87, 7,784,072.13 and 4,803,472.41

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Solution

The fourth proportional to 5,178,029.87, 7,784,072.13 and 4,803,472.41 is: 7,221,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,029.87 : 7,784,072.13 = 4,803,472.41 : x
  2. Step 2: Convert to fraction form
    5,178,029.87/7,784,072.13 = 4,803,472.41/x
  3. Step 3: Cross multiply
    5,178,029.87x = 7,784,072.13 × 4,803,472.41
  4. Step 4: Simplify right side
    5,178,029.87x = 37,390,575,713,904.94
  5. Step 5: Solve for x
    x = 37,390,575,713,904.94/5,178,029.87
  6. Step 6: Final answer
    x = 7,221,004.26

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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.