Home / 17,499,712.60-26,249,568.90-13,188,698.20

Finding the Fourth Proportional to 17,499,712.60, 26,249,568.90 and 13,188,698.20

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Solution

The fourth proportional to 17,499,712.60, 26,249,568.90 and 13,188,698.20 is: 19,783,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499,712.60 : 26,249,568.90 = 13,188,698.20 : x
  2. Step 2: Convert to fraction form
    17,499,712.60/26,249,568.90 = 13,188,698.20/x
  3. Step 3: Cross multiply
    17,499,712.60x = 26,249,568.90 × 13,188,698.20
  4. Step 4: Simplify right side
    17,499,712.60x = 346,197,642,102,205.94
  5. Step 5: Solve for x
    x = 346,197,642,102,205.94/17,499,712.60
  6. Step 6: Final answer
    x = 19,783,047.30

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Similar ratio
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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.