Home / 8,874,238.09-13,334,764.03-4,778,587.30

Finding the Fourth Proportional to 8,874,238.09, 13,334,764.03 and 4,778,587.30

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Solution

The fourth proportional to 8,874,238.09, 13,334,764.03 and 4,778,587.30 is: 7,180,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874,238.09 : 13,334,764.03 = 4,778,587.30 : x
  2. Step 2: Convert to fraction form
    8,874,238.09/13,334,764.03 = 4,778,587.30/x
  3. Step 3: Cross multiply
    8,874,238.09x = 13,334,764.03 × 4,778,587.30
  4. Step 4: Simplify right side
    8,874,238.09x = 63,721,333,975,580.99
  5. Step 5: Solve for x
    x = 63,721,333,975,580.99/8,874,238.09
  6. Step 6: Final answer
    x = 7,180,485.06

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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.