Home / 6,918,794.90-10,386,065.55-4,080,506.30

Finding the Fourth Proportional to 6,918,794.90, 10,386,065.55 and 4,080,506.30

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Solution

The fourth proportional to 6,918,794.90, 10,386,065.55 and 4,080,506.30 is: 6,125,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,794.90 : 10,386,065.55 = 4,080,506.30 : x
  2. Step 2: Convert to fraction form
    6,918,794.90/10,386,065.55 = 4,080,506.30/x
  3. Step 3: Cross multiply
    6,918,794.90x = 10,386,065.55 × 4,080,506.30
  4. Step 4: Simplify right side
    6,918,794.90x = 42,380,405,908,987.97
  5. Step 5: Solve for x
    x = 42,380,405,908,987.97/6,918,794.90
  6. Step 6: Final answer
    x = 6,125,402.84

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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.