Home / 6,605,886.40-9,908,829.60-5,766,078.40

Finding the Fourth Proportional to 6,605,886.40, 9,908,829.60 and 5,766,078.40

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Solution

The fourth proportional to 6,605,886.40, 9,908,829.60 and 5,766,078.40 is: 8,649,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,886.40 : 9,908,829.60 = 5,766,078.40 : x
  2. Step 2: Convert to fraction form
    6,605,886.40/9,908,829.60 = 5,766,078.40/x
  3. Step 3: Cross multiply
    6,605,886.40x = 9,908,829.60 × 5,766,078.40
  4. Step 4: Simplify right side
    6,605,886.40x = 57,135,088,325,840.64
  5. Step 5: Solve for x
    x = 57,135,088,325,840.64/6,605,886.40
  6. Step 6: Final answer
    x = 8,649,117.60

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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.