Home / 10,388,532.30-14,335,924.32-5,678,718.48

Finding the Fourth Proportional to 10,388,532.30, 14,335,924.32 and 5,678,718.48

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Solution

The fourth proportional to 10,388,532.30, 14,335,924.32 and 5,678,718.48 is: 7,836,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,532.30 : 14,335,924.32 = 5,678,718.48 : x
  2. Step 2: Convert to fraction form
    10,388,532.30/14,335,924.32 = 5,678,718.48/x
  3. Step 3: Cross multiply
    10,388,532.30x = 14,335,924.32 × 5,678,718.48
  4. Step 4: Simplify right side
    10,388,532.30x = 81,409,678,363,865.44
  5. Step 5: Solve for x
    x = 81,409,678,363,865.44/10,388,532.30
  6. Step 6: Final answer
    x = 7,836,494.71

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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.