Home / 16,183,081.60-24,274,622.40-7,680,025.60

Finding the Fourth Proportional to 16,183,081.60, 24,274,622.40 and 7,680,025.60

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Solution

The fourth proportional to 16,183,081.60, 24,274,622.40 and 7,680,025.60 is: 11,520,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,183,081.60 : 24,274,622.40 = 7,680,025.60 : x
  2. Step 2: Convert to fraction form
    16,183,081.60/24,274,622.40 = 7,680,025.60/x
  3. Step 3: Cross multiply
    16,183,081.60x = 24,274,622.40 × 7,680,025.60
  4. Step 4: Simplify right side
    16,183,081.60x = 186,429,721,462,333.41
  5. Step 5: Solve for x
    x = 186,429,721,462,333.41/16,183,081.60
  6. Step 6: Final answer
    x = 11,520,038.40

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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.