Home / 8,912,101.52-12,298,689.48-4,837,720.64

Finding the Fourth Proportional to 8,912,101.52, 12,298,689.48 and 4,837,720.64

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Solution

The fourth proportional to 8,912,101.52, 12,298,689.48 and 4,837,720.64 is: 6,676,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912,101.52 : 12,298,689.48 = 4,837,720.64 : x
  2. Step 2: Convert to fraction form
    8,912,101.52/12,298,689.48 = 4,837,720.64/x
  3. Step 3: Cross multiply
    8,912,101.52x = 12,298,689.48 × 4,837,720.64
  4. Step 4: Simplify right side
    8,912,101.52x = 59,497,623,942,346.87
  5. Step 5: Solve for x
    x = 59,497,623,942,346.87/8,912,101.52
  6. Step 6: Final answer
    x = 6,676,048.72

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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.