Home / 32,900,276.90-45,403,800.73-18,215,942.74

Finding the Fourth Proportional to 32,900,276.90, 45,403,800.73 and 18,215,942.74

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Solution

The fourth proportional to 32,900,276.90, 45,403,800.73 and 18,215,942.74 is: 25,138,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,276.90 : 45,403,800.73 = 18,215,942.74 : x
  2. Step 2: Convert to fraction form
    32,900,276.90/45,403,800.73 = 18,215,942.74/x
  3. Step 3: Cross multiply
    32,900,276.90x = 45,403,800.73 × 18,215,942.74
  4. Step 4: Simplify right side
    32,900,276.90x = 827,073,034,276,050.12
  5. Step 5: Solve for x
    x = 827,073,034,276,050.12/32,900,276.90
  6. Step 6: Final answer
    x = 25,138,786.42

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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.