Home / 12,131,567.30-18,173,731.35-6,730,552.10

Finding the Fourth Proportional to 12,131,567.30, 18,173,731.35 and 6,730,552.10

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Solution

The fourth proportional to 12,131,567.30, 18,173,731.35 and 6,730,552.10 is: 10,082,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,567.30 : 18,173,731.35 = 6,730,552.10 : x
  2. Step 2: Convert to fraction form
    12,131,567.30/18,173,731.35 = 6,730,552.10/x
  3. Step 3: Cross multiply
    12,131,567.30x = 18,173,731.35 × 6,730,552.10
  4. Step 4: Simplify right side
    12,131,567.30x = 122,319,245,702,578.34
  5. Step 5: Solve for x
    x = 122,319,245,702,578.34/12,131,567.30
  6. Step 6: Final answer
    x = 10,082,724.08

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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.