Home / 15,783,792.60-23,675,688.90-7,280,736.60

Finding the Fourth Proportional to 15,783,792.60, 23,675,688.90 and 7,280,736.60

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Solution

The fourth proportional to 15,783,792.60, 23,675,688.90 and 7,280,736.60 is: 10,921,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783,792.60 : 23,675,688.90 = 7,280,736.60 : x
  2. Step 2: Convert to fraction form
    15,783,792.60/23,675,688.90 = 7,280,736.60/x
  3. Step 3: Cross multiply
    15,783,792.60x = 23,675,688.90 × 7,280,736.60
  4. Step 4: Simplify right side
    15,783,792.60x = 172,376,454,704,443.72
  5. Step 5: Solve for x
    x = 172,376,454,704,443.72/15,783,792.60
  6. Step 6: Final answer
    x = 10,921,104.90

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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.