Home / 8,242,505.72-11,374,488.45-4,570,829.79

Finding the Fourth Proportional to 8,242,505.72, 11,374,488.45 and 4,570,829.79

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Solution

The fourth proportional to 8,242,505.72, 11,374,488.45 and 4,570,829.79 is: 6,307,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,505.72 : 11,374,488.45 = 4,570,829.79 : x
  2. Step 2: Convert to fraction form
    8,242,505.72/11,374,488.45 = 4,570,829.79/x
  3. Step 3: Cross multiply
    8,242,505.72x = 11,374,488.45 × 4,570,829.79
  4. Step 4: Simplify right side
    8,242,505.72x = 51,990,850,653,270.92
  5. Step 5: Solve for x
    x = 51,990,850,653,270.92/8,242,505.72
  6. Step 6: Final answer
    x = 6,307,651.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.