Home / 10,352,808.40-15,529,212.60-3,620,520.40

Finding the Fourth Proportional to 10,352,808.40, 15,529,212.60 and 3,620,520.40

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Solution

The fourth proportional to 10,352,808.40, 15,529,212.60 and 3,620,520.40 is: 5,430,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,808.40 : 15,529,212.60 = 3,620,520.40 : x
  2. Step 2: Convert to fraction form
    10,352,808.40/15,529,212.60 = 3,620,520.40/x
  3. Step 3: Cross multiply
    10,352,808.40x = 15,529,212.60 × 3,620,520.40
  4. Step 4: Simplify right side
    10,352,808.40x = 56,223,831,014,237.04
  5. Step 5: Solve for x
    x = 56,223,831,014,237.04/10,352,808.40
  6. Step 6: Final answer
    x = 5,430,780.60

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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.