Home / 6,791,340.28-10,175,052.36-6,386,780.74

Finding the Fourth Proportional to 6,791,340.28, 10,175,052.36 and 6,386,780.74

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Solution

The fourth proportional to 6,791,340.28, 10,175,052.36 and 6,386,780.74 is: 9,568,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791,340.28 : 10,175,052.36 = 6,386,780.74 : x
  2. Step 2: Convert to fraction form
    6,791,340.28/10,175,052.36 = 6,386,780.74/x
  3. Step 3: Cross multiply
    6,791,340.28x = 10,175,052.36 × 6,386,780.74
  4. Step 4: Simplify right side
    6,791,340.28x = 64,985,828,441,339.55
  5. Step 5: Solve for x
    x = 64,985,828,441,339.55/6,791,340.28
  6. Step 6: Final answer
    x = 9,568,925.39

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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.