Home / 6,675,325.20-10,012,987.80-6,604,466.40

Finding the Fourth Proportional to 6,675,325.20, 10,012,987.80 and 6,604,466.40

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Solution

The fourth proportional to 6,675,325.20, 10,012,987.80 and 6,604,466.40 is: 9,906,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675,325.20 : 10,012,987.80 = 6,604,466.40 : x
  2. Step 2: Convert to fraction form
    6,675,325.20/10,012,987.80 = 6,604,466.40/x
  3. Step 3: Cross multiply
    6,675,325.20x = 10,012,987.80 × 6,604,466.40
  4. Step 4: Simplify right side
    6,675,325.20x = 66,130,441,488,709.93
  5. Step 5: Solve for x
    x = 66,130,441,488,709.93/6,675,325.20
  6. Step 6: Final answer
    x = 9,906,699.60

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Similar ratio
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1.5x scale

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.