Home / 7,661,305.95-10,573,078.28-4,223,540.67

Finding the Fourth Proportional to 7,661,305.95, 10,573,078.28 and 4,223,540.67

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Solution

The fourth proportional to 7,661,305.95, 10,573,078.28 and 4,223,540.67 is: 5,828,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,305.95 : 10,573,078.28 = 4,223,540.67 : x
  2. Step 2: Convert to fraction form
    7,661,305.95/10,573,078.28 = 4,223,540.67/x
  3. Step 3: Cross multiply
    7,661,305.95x = 10,573,078.28 × 4,223,540.67
  4. Step 4: Simplify right side
    7,661,305.95x = 44,655,826,122,673.64
  5. Step 5: Solve for x
    x = 44,655,826,122,673.64/7,661,305.95
  6. Step 6: Final answer
    x = 5,828,748.57

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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.