Home / 35,218,874.18-52,831,930.98-12,189,771.02

Finding the Fourth Proportional to 35,218,874.18, 52,831,930.98 and 12,189,771.02

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Solution

The fourth proportional to 35,218,874.18, 52,831,930.98 and 12,189,771.02 is: 18,285,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218,874.18 : 52,831,930.98 = 12,189,771.02 : x
  2. Step 2: Convert to fraction form
    35,218,874.18/52,831,930.98 = 12,189,771.02/x
  3. Step 3: Cross multiply
    35,218,874.18x = 52,831,930.98 × 12,189,771.02
  4. Step 4: Simplify right side
    35,218,874.18x = 644,009,141,190,644.12
  5. Step 5: Solve for x
    x = 644,009,141,190,644.12/35,218,874.18
  6. Step 6: Final answer
    x = 18,285,909.36

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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.