Home / 22,220,090.68-33,299,873.34-12,509,335.48

Finding the Fourth Proportional to 22,220,090.68, 33,299,873.34 and 12,509,335.48

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Solution

The fourth proportional to 22,220,090.68, 33,299,873.34 and 12,509,335.48 is: 18,746,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220,090.68 : 33,299,873.34 = 12,509,335.48 : x
  2. Step 2: Convert to fraction form
    22,220,090.68/33,299,873.34 = 12,509,335.48/x
  3. Step 3: Cross multiply
    22,220,090.68x = 33,299,873.34 × 12,509,335.48
  4. Step 4: Simplify right side
    22,220,090.68x = 416,559,287,051,568.12
  5. Step 5: Solve for x
    x = 416,559,287,051,568.12/22,220,090.68
  6. Step 6: Final answer
    x = 18,746,966.12

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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.