Home / 8,047,698.60-12,040,055.10-5,213,346.60

Finding the Fourth Proportional to 8,047,698.60, 12,040,055.10 and 5,213,346.60

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Solution

The fourth proportional to 8,047,698.60, 12,040,055.10 and 5,213,346.60 is: 7,799,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,698.60 : 12,040,055.10 = 5,213,346.60 : x
  2. Step 2: Convert to fraction form
    8,047,698.60/12,040,055.10 = 5,213,346.60/x
  3. Step 3: Cross multiply
    8,047,698.60x = 12,040,055.10 × 5,213,346.60
  4. Step 4: Simplify right side
    8,047,698.60x = 62,768,980,319,397.66
  5. Step 5: Solve for x
    x = 62,768,980,319,397.66/8,047,698.60
  6. Step 6: Final answer
    x = 7,799,618.68

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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.