Home / 32,900,393.10-45,403,961.56-18,216,059.70

Finding the Fourth Proportional to 32,900,393.10, 45,403,961.56 and 18,216,059.70

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Solution

The fourth proportional to 32,900,393.10, 45,403,961.56 and 18,216,059.70 is: 25,138,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,393.10 : 45,403,961.56 = 18,216,059.70 : x
  2. Step 2: Convert to fraction form
    32,900,393.10/45,403,961.56 = 18,216,059.70/x
  3. Step 3: Cross multiply
    32,900,393.10x = 45,403,961.56 × 18,216,059.70
  4. Step 4: Simplify right side
    32,900,393.10x = 827,081,274,393,465.12
  5. Step 5: Solve for x
    x = 827,081,274,393,465.12/32,900,393.10
  6. Step 6: Final answer
    x = 25,138,948.09

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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.