Home / 20,114,420.60-30,171,630.90-4,968,352.10

Finding the Fourth Proportional to 20,114,420.60, 30,171,630.90 and 4,968,352.10

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Solution

The fourth proportional to 20,114,420.60, 30,171,630.90 and 4,968,352.10 is: 7,452,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,114,420.60 : 30,171,630.90 = 4,968,352.10 : x
  2. Step 2: Convert to fraction form
    20,114,420.60/30,171,630.90 = 4,968,352.10/x
  3. Step 3: Cross multiply
    20,114,420.60x = 30,171,630.90 × 4,968,352.10
  4. Step 4: Simplify right side
    20,114,420.60x = 149,903,285,742,439.88
  5. Step 5: Solve for x
    x = 149,903,285,742,439.88/20,114,420.60
  6. Step 6: Final answer
    x = 7,452,528.15

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1.5x scale

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.