Home / 12,227,303.60-18,352,765.20-7,444,334.60

Finding the Fourth Proportional to 12,227,303.60, 18,352,765.20 and 7,444,334.60

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Solution

The fourth proportional to 12,227,303.60, 18,352,765.20 and 7,444,334.60 is: 11,173,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,303.60 : 18,352,765.20 = 7,444,334.60 : x
  2. Step 2: Convert to fraction form
    12,227,303.60/18,352,765.20 = 7,444,334.60/x
  3. Step 3: Cross multiply
    12,227,303.60x = 18,352,765.20 × 7,444,334.60
  4. Step 4: Simplify right side
    12,227,303.60x = 136,624,124,984,035.91
  5. Step 5: Solve for x
    x = 136,624,124,984,035.91/12,227,303.60
  6. Step 6: Final answer
    x = 11,173,692.05

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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.