Home / 9,179,812.80-12,668,071.58-5,049,755

Finding the Fourth Proportional to 9,179,812.80, 12,668,071.58 and 5,049,755

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Solution

The fourth proportional to 9,179,812.80, 12,668,071.58 and 5,049,755 is: 6,968,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,812.80 : 12,668,071.58 = 5,049,755 : x
  2. Step 2: Convert to fraction form
    9,179,812.80/12,668,071.58 = 5,049,755/x
  3. Step 3: Cross multiply
    9,179,812.80x = 12,668,071.58 × 5,049,755
  4. Step 4: Simplify right side
    9,179,812.80x = 63,970,657,801,462.90
  5. Step 5: Solve for x
    x = 63,970,657,801,462.90/9,179,812.80
  6. Step 6: Final answer
    x = 6,968,623.35

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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.