Home / 50,386,824.80-75,580,237.20-21,628,066.40

Finding the Fourth Proportional to 50,386,824.80, 75,580,237.20 and 21,628,066.40

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Solution

The fourth proportional to 50,386,824.80, 75,580,237.20 and 21,628,066.40 is: 32,442,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,386,824.80 : 75,580,237.20 = 21,628,066.40 : x
  2. Step 2: Convert to fraction form
    50,386,824.80/75,580,237.20 = 21,628,066.40/x
  3. Step 3: Cross multiply
    50,386,824.80x = 75,580,237.20 × 21,628,066.40
  4. Step 4: Simplify right side
    50,386,824.80x = 1,634,654,388,689,350
  5. Step 5: Solve for x
    x = 1,634,654,388,689,350/50,386,824.80
  6. Step 6: Final answer
    x = 32,442,099.60

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Similar ratio
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1.5x scale

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.