Home / 11,483,719.40-17,207,864.40-9,960,255.20

Finding the Fourth Proportional to 11,483,719.40, 17,207,864.40 and 9,960,255.20

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Solution

The fourth proportional to 11,483,719.40, 17,207,864.40 and 9,960,255.20 is: 14,925,018.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483,719.40 : 17,207,864.40 = 9,960,255.20 : x
  2. Step 2: Convert to fraction form
    11,483,719.40/17,207,864.40 = 9,960,255.20/x
  3. Step 3: Cross multiply
    11,483,719.40x = 17,207,864.40 × 9,960,255.20
  4. Step 4: Simplify right side
    11,483,719.40x = 171,394,720,870,994.84
  5. Step 5: Solve for x
    x = 171,394,720,870,994.84/11,483,719.40
  6. Step 6: Final answer
    x = 14,925,018.18

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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.