Home / 8,630,258.73-12,947,495.78-2,872,981.23

Finding the Fourth Proportional to 8,630,258.73, 12,947,495.78 and 2,872,981.23

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Solution

The fourth proportional to 8,630,258.73, 12,947,495.78 and 2,872,981.23 is: 4,310,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,258.73 : 12,947,495.78 = 2,872,981.23 : x
  2. Step 2: Convert to fraction form
    8,630,258.73/12,947,495.78 = 2,872,981.23/x
  3. Step 3: Cross multiply
    8,630,258.73x = 12,947,495.78 × 2,872,981.23
  4. Step 4: Simplify right side
    8,630,258.73x = 37,197,912,351,444.21
  5. Step 5: Solve for x
    x = 37,197,912,351,444.21/8,630,258.73
  6. Step 6: Final answer
    x = 4,310,173.49

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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.