Home / 32,900,282.90-45,403,809.02-18,215,948.74

Finding the Fourth Proportional to 32,900,282.90, 45,403,809.02 and 18,215,948.74

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Solution

The fourth proportional to 32,900,282.90, 45,403,809.02 and 18,215,948.74 is: 25,138,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,282.90 : 45,403,809.02 = 18,215,948.74 : x
  2. Step 2: Convert to fraction form
    32,900,282.90/45,403,809.02 = 18,215,948.74/x
  3. Step 3: Cross multiply
    32,900,282.90x = 45,403,809.02 × 18,215,948.74
  4. Step 4: Simplify right side
    32,900,282.90x = 827,073,457,709,069.62
  5. Step 5: Solve for x
    x = 827,073,457,709,069.62/32,900,282.90
  6. Step 6: Final answer
    x = 25,138,794.71

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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.