Home / 10,012,960.08-15,021,308.43-4,548,438.72

Finding the Fourth Proportional to 10,012,960.08, 15,021,308.43 and 4,548,438.72

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Solution

The fourth proportional to 10,012,960.08, 15,021,308.43 and 4,548,438.72 is: 6,823,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,960.08 : 15,021,308.43 = 4,548,438.72 : x
  2. Step 2: Convert to fraction form
    10,012,960.08/15,021,308.43 = 4,548,438.72/x
  3. Step 3: Cross multiply
    10,012,960.08x = 15,021,308.43 × 4,548,438.72
  4. Step 4: Simplify right side
    10,012,960.08x = 68,323,500,888,074.41
  5. Step 5: Solve for x
    x = 68,323,500,888,074.41/10,012,960.08
  6. Step 6: Final answer
    x = 6,823,506.77

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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.