Home / 21,369,533.72-32,064,824.10-10,008,020.12

Finding the Fourth Proportional to 21,369,533.72, 32,064,824.10 and 10,008,020.12

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Solution

The fourth proportional to 21,369,533.72, 32,064,824.10 and 10,008,020.12 is: 15,016,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369,533.72 : 32,064,824.10 = 10,008,020.12 : x
  2. Step 2: Convert to fraction form
    21,369,533.72/32,064,824.10 = 10,008,020.12/x
  3. Step 3: Cross multiply
    21,369,533.72x = 32,064,824.10 × 10,008,020.12
  4. Step 4: Simplify right side
    21,369,533.72x = 320,905,404,737,060.88
  5. Step 5: Solve for x
    x = 320,905,404,737,060.88/21,369,533.72
  6. Step 6: Final answer
    x = 15,016,958.67

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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.