Home / 12,310,912.02-16,989,938.12-6,804,168.46

Finding the Fourth Proportional to 12,310,912.02, 16,989,938.12 and 6,804,168.46

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Solution

The fourth proportional to 12,310,912.02, 16,989,938.12 and 6,804,168.46 is: 9,390,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,912.02 : 16,989,938.12 = 6,804,168.46 : x
  2. Step 2: Convert to fraction form
    12,310,912.02/16,989,938.12 = 6,804,168.46/x
  3. Step 3: Cross multiply
    12,310,912.02x = 16,989,938.12 × 6,804,168.46
  4. Step 4: Simplify right side
    12,310,912.02x = 115,602,401,093,455.70
  5. Step 5: Solve for x
    x = 115,602,401,093,455.70/12,310,912.02
  6. Step 6: Final answer
    x = 9,390,238.59

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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.