Home / 10,448,672.10-15,675,848.55-4,380,216.90

Finding the Fourth Proportional to 10,448,672.10, 15,675,848.55 and 4,380,216.90

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Solution

The fourth proportional to 10,448,672.10, 15,675,848.55 and 4,380,216.90 is: 6,571,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,672.10 : 15,675,848.55 = 4,380,216.90 : x
  2. Step 2: Convert to fraction form
    10,448,672.10/15,675,848.55 = 4,380,216.90/x
  3. Step 3: Cross multiply
    10,448,672.10x = 15,675,848.55 × 4,380,216.90
  4. Step 4: Simplify right side
    10,448,672.10x = 68,663,616,740,550.51
  5. Step 5: Solve for x
    x = 68,663,616,740,550.51/10,448,672.10
  6. Step 6: Final answer
    x = 6,571,516.08

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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.