Home / 30,265,266.84-45,397,601.09-13,865,899.56

Finding the Fourth Proportional to 30,265,266.84, 45,397,601.09 and 13,865,899.56

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Solution

The fourth proportional to 30,265,266.84, 45,397,601.09 and 13,865,899.56 is: 20,798,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265,266.84 : 45,397,601.09 = 13,865,899.56 : x
  2. Step 2: Convert to fraction form
    30,265,266.84/45,397,601.09 = 13,865,899.56/x
  3. Step 3: Cross multiply
    30,265,266.84x = 45,397,601.09 × 13,865,899.56
  4. Step 4: Simplify right side
    30,265,266.84x = 629,478,576,909,557
  5. Step 5: Solve for x
    x = 629,478,576,909,557/30,265,266.84
  6. Step 6: Final answer
    x = 20,798,712.27

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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.