Home / 21,365,538.28-32,048,347.51-5,191,503.23

Finding the Fourth Proportional to 21,365,538.28, 32,048,347.51 and 5,191,503.23

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Solution

The fourth proportional to 21,365,538.28, 32,048,347.51 and 5,191,503.23 is: 7,787,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,365,538.28 : 32,048,347.51 = 5,191,503.23 : x
  2. Step 2: Convert to fraction form
    21,365,538.28/32,048,347.51 = 5,191,503.23/x
  3. Step 3: Cross multiply
    21,365,538.28x = 32,048,347.51 × 5,191,503.23
  4. Step 4: Simplify right side
    21,365,538.28x = 166,379,099,700,937.72
  5. Step 5: Solve for x
    x = 166,379,099,700,937.72/21,365,538.28
  6. Step 6: Final answer
    x = 7,787,264.59

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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.