Home / 18,203,577.88-27,300,641.82-7,273,312.60

Finding the Fourth Proportional to 18,203,577.88, 27,300,641.82 and 7,273,312.60

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Solution

The fourth proportional to 18,203,577.88, 27,300,641.82 and 7,273,312.60 is: 10,908,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,577.88 : 27,300,641.82 = 7,273,312.60 : x
  2. Step 2: Convert to fraction form
    18,203,577.88/27,300,641.82 = 7,273,312.60/x
  3. Step 3: Cross multiply
    18,203,577.88x = 27,300,641.82 × 7,273,312.60
  4. Step 4: Simplify right side
    18,203,577.88x = 198,566,102,137,492.94
  5. Step 5: Solve for x
    x = 198,566,102,137,492.94/18,203,577.88
  6. Step 6: Final answer
    x = 10,908,081.01

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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.