Home / 73,051,290.45-109,576,948.10-18,464,032.89

Finding the Fourth Proportional to 73,051,290.45, 109,576,948.10 and 18,464,032.89

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Solution

The fourth proportional to 73,051,290.45, 109,576,948.10 and 18,464,032.89 is: 27,696,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,051,290.45 : 109,576,948.10 = 18,464,032.89 : x
  2. Step 2: Convert to fraction form
    73,051,290.45/109,576,948.10 = 18,464,032.89/x
  3. Step 3: Cross multiply
    73,051,290.45x = 109,576,948.10 × 18,464,032.89
  4. Step 4: Simplify right side
    73,051,290.45x = 2,023,232,373,611,903
  5. Step 5: Solve for x
    x = 2,023,232,373,611,903/73,051,290.45
  6. Step 6: Final answer
    x = 27,696,052.47

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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.