Home / 11,752,421.40-17,628,632.10-10,259,429.40

Finding the Fourth Proportional to 11,752,421.40, 17,628,632.10 and 10,259,429.40

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Solution

The fourth proportional to 11,752,421.40, 17,628,632.10 and 10,259,429.40 is: 15,389,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752,421.40 : 17,628,632.10 = 10,259,429.40 : x
  2. Step 2: Convert to fraction form
    11,752,421.40/17,628,632.10 = 10,259,429.40/x
  3. Step 3: Cross multiply
    11,752,421.40x = 17,628,632.10 × 10,259,429.40
  4. Step 4: Simplify right side
    11,752,421.40x = 180,859,706,448,523.75
  5. Step 5: Solve for x
    x = 180,859,706,448,523.75/11,752,421.40
  6. Step 6: Final answer
    x = 15,389,144.10

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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.