Home / 56,163,620.20-84,245,430.30-49,221,207.40

Finding the Fourth Proportional to 56,163,620.20, 84,245,430.30 and 49,221,207.40

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Solution

The fourth proportional to 56,163,620.20, 84,245,430.30 and 49,221,207.40 is: 73,831,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,620.20 : 84,245,430.30 = 49,221,207.40 : x
  2. Step 2: Convert to fraction form
    56,163,620.20/84,245,430.30 = 49,221,207.40/x
  3. Step 3: Cross multiply
    56,163,620.20x = 84,245,430.30 × 49,221,207.40
  4. Step 4: Simplify right side
    56,163,620.20x = 4,146,661,797,298,544
  5. Step 5: Solve for x
    x = 4,146,661,797,298,544/56,163,620.20
  6. Step 6: Final answer
    x = 73,831,811.10

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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.