Home / 6,448,064.40-8,897,975.28-3,546,983.52

Finding the Fourth Proportional to 6,448,064.40, 8,897,975.28 and 3,546,983.52

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Solution

The fourth proportional to 6,448,064.40, 8,897,975.28 and 3,546,983.52 is: 4,894,642.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,064.40 : 8,897,975.28 = 3,546,983.52 : x
  2. Step 2: Convert to fraction form
    6,448,064.40/8,897,975.28 = 3,546,983.52/x
  3. Step 3: Cross multiply
    6,448,064.40x = 8,897,975.28 × 3,546,983.52
  4. Step 4: Simplify right side
    6,448,064.40x = 31,560,971,679,527.38
  5. Step 5: Solve for x
    x = 31,560,971,679,527.38/6,448,064.40
  6. Step 6: Final answer
    x = 4,894,642.75

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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.