Home / 23,023,228.77-31,771,221.39-12,709,730.43

Finding the Fourth Proportional to 23,023,228.77, 31,771,221.39 and 12,709,730.43

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Solution

The fourth proportional to 23,023,228.77, 31,771,221.39 and 12,709,730.43 is: 17,538,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,023,228.77 : 31,771,221.39 = 12,709,730.43 : x
  2. Step 2: Convert to fraction form
    23,023,228.77/31,771,221.39 = 12,709,730.43/x
  3. Step 3: Cross multiply
    23,023,228.77x = 31,771,221.39 × 12,709,730.43
  4. Step 4: Simplify right side
    23,023,228.77x = 403,803,659,298,749.88
  5. Step 5: Solve for x
    x = 403,803,659,298,749.88/23,023,228.77
  6. Step 6: Final answer
    x = 17,538,967.42

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1.5x scale

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.