Home / 8,118,401.84-11,199,147.16-5,019,934.76

Finding the Fourth Proportional to 8,118,401.84, 11,199,147.16 and 5,019,934.76

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Solution

The fourth proportional to 8,118,401.84, 11,199,147.16 and 5,019,934.76 is: 6,924,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,401.84 : 11,199,147.16 = 5,019,934.76 : x
  2. Step 2: Convert to fraction form
    8,118,401.84/11,199,147.16 = 5,019,934.76/x
  3. Step 3: Cross multiply
    8,118,401.84x = 11,199,147.16 × 5,019,934.76
  4. Step 4: Simplify right side
    8,118,401.84x = 56,218,988,110,839.28
  5. Step 5: Solve for x
    x = 56,218,988,110,839.28/8,118,401.84
  6. Step 6: Final answer
    x = 6,924,883.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.