Home / 20,618,585.60-30,864,892.80-16,083,622.40

Finding the Fourth Proportional to 20,618,585.60, 30,864,892.80 and 16,083,622.40

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Solution

The fourth proportional to 20,618,585.60, 30,864,892.80 and 16,083,622.40 is: 24,076,301.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,618,585.60 : 30,864,892.80 = 16,083,622.40 : x
  2. Step 2: Convert to fraction form
    20,618,585.60/30,864,892.80 = 16,083,622.40/x
  3. Step 3: Cross multiply
    20,618,585.60x = 30,864,892.80 × 16,083,622.40
  4. Step 4: Simplify right side
    20,618,585.60x = 496,419,281,211,678.75
  5. Step 5: Solve for x
    x = 496,419,281,211,678.75/20,618,585.60
  6. Step 6: Final answer
    x = 24,076,301.39

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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.