Home / 28,574,524.07-39,433,137.14-15,522,041.51

Finding the Fourth Proportional to 28,574,524.07, 39,433,137.14 and 15,522,041.51

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Solution

The fourth proportional to 28,574,524.07, 39,433,137.14 and 15,522,041.51 is: 21,420,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,574,524.07 : 39,433,137.14 = 15,522,041.51 : x
  2. Step 2: Convert to fraction form
    28,574,524.07/39,433,137.14 = 15,522,041.51/x
  3. Step 3: Cross multiply
    28,574,524.07x = 39,433,137.14 × 15,522,041.51
  4. Step 4: Simplify right side
    28,574,524.07x = 612,082,791,398,242.12
  5. Step 5: Solve for x
    x = 612,082,791,398,242.12/28,574,524.07
  6. Step 6: Final answer
    x = 21,420,576.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.