Home / 35,218,871.18-52,831,926.48-12,189,768.01

Finding the Fourth Proportional to 35,218,871.18, 52,831,926.48 and 12,189,768.01

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Solution

The fourth proportional to 35,218,871.18, 52,831,926.48 and 12,189,768.01 is: 18,285,904.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218,871.18 : 52,831,926.48 = 12,189,768.01 : x
  2. Step 2: Convert to fraction form
    35,218,871.18/52,831,926.48 = 12,189,768.01/x
  3. Step 3: Cross multiply
    35,218,871.18x = 52,831,926.48 × 12,189,768.01
  4. Step 4: Simplify right side
    35,218,871.18x = 644,008,927,489,073.12
  5. Step 5: Solve for x
    x = 644,008,927,489,073.12/35,218,871.18
  6. Step 6: Final answer
    x = 18,285,904.86

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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.