Home / 93,014,787.60-139,522,181.40-28,318,078.80

Finding the Fourth Proportional to 93,014,787.60, 139,522,181.40 and 28,318,078.80

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Solution

The fourth proportional to 93,014,787.60, 139,522,181.40 and 28,318,078.80 is: 42,477,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,014,787.60 : 139,522,181.40 = 28,318,078.80 : x
  2. Step 2: Convert to fraction form
    93,014,787.60/139,522,181.40 = 28,318,078.80/x
  3. Step 3: Cross multiply
    93,014,787.60x = 139,522,181.40 × 28,318,078.80
  4. Step 4: Simplify right side
    93,014,787.60x = 3,951,000,127,233,094.50
  5. Step 5: Solve for x
    x = 3,951,000,127,233,094.50/93,014,787.60
  6. Step 6: Final answer
    x = 42,477,118.20

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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.