Home / 13,014,911.20-19,522,366.80-9,655,679.20

Finding the Fourth Proportional to 13,014,911.20, 19,522,366.80 and 9,655,679.20

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Solution

The fourth proportional to 13,014,911.20, 19,522,366.80 and 9,655,679.20 is: 14,483,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014,911.20 : 19,522,366.80 = 9,655,679.20 : x
  2. Step 2: Convert to fraction form
    13,014,911.20/19,522,366.80 = 9,655,679.20/x
  3. Step 3: Cross multiply
    13,014,911.20x = 19,522,366.80 × 9,655,679.20
  4. Step 4: Simplify right side
    13,014,911.20x = 188,501,711,045,530.56
  5. Step 5: Solve for x
    x = 188,501,711,045,530.56/13,014,911.20
  6. Step 6: Final answer
    x = 14,483,518.80

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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.