Home / 21,486,720.20-32,267,405.10-11,409,024.20

Finding the Fourth Proportional to 21,486,720.20, 32,267,405.10 and 11,409,024.20

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Solution

The fourth proportional to 21,486,720.20, 32,267,405.10 and 11,409,024.20 is: 17,133,355.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486,720.20 : 32,267,405.10 = 11,409,024.20 : x
  2. Step 2: Convert to fraction form
    21,486,720.20/32,267,405.10 = 11,409,024.20/x
  3. Step 3: Cross multiply
    21,486,720.20x = 32,267,405.10 × 11,409,024.20
  4. Step 4: Simplify right side
    21,486,720.20x = 368,139,605,657,103.44
  5. Step 5: Solve for x
    x = 368,139,605,657,103.44/21,486,720.20
  6. Step 6: Final answer
    x = 17,133,355.03

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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.