Home / 4,579,221.60-6,868,832.40-4,138,322.40

Finding the Fourth Proportional to 4,579,221.60, 6,868,832.40 and 4,138,322.40

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Solution

The fourth proportional to 4,579,221.60, 6,868,832.40 and 4,138,322.40 is: 6,207,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579,221.60 : 6,868,832.40 = 4,138,322.40 : x
  2. Step 2: Convert to fraction form
    4,579,221.60/6,868,832.40 = 4,138,322.40/x
  3. Step 3: Cross multiply
    4,579,221.60x = 6,868,832.40 × 4,138,322.40
  4. Step 4: Simplify right side
    4,579,221.60x = 28,425,442,982,765.76
  5. Step 5: Solve for x
    x = 28,425,442,982,765.76/4,579,221.60
  6. Step 6: Final answer
    x = 6,207,483.60

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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.