Home / 11,355,751.36-15,670,965-6,199,116.40

Finding the Fourth Proportional to 11,355,751.36, 15,670,965 and 6,199,116.40

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Solution

The fourth proportional to 11,355,751.36, 15,670,965 and 6,199,116.40 is: 8,554,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,751.36 : 15,670,965 = 6,199,116.40 : x
  2. Step 2: Convert to fraction form
    11,355,751.36/15,670,965 = 6,199,116.40/x
  3. Step 3: Cross multiply
    11,355,751.36x = 15,670,965 × 6,199,116.40
  4. Step 4: Simplify right side
    11,355,751.36x = 97,146,136,135,326
  5. Step 5: Solve for x
    x = 97,146,136,135,326/11,355,751.36
  6. Step 6: Final answer
    x = 8,554,795.98

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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.