Home / 28,267,230.96-39,009,951-16,045,225.20

Finding the Fourth Proportional to 28,267,230.96, 39,009,951 and 16,045,225.20

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Solution

The fourth proportional to 28,267,230.96, 39,009,951 and 16,045,225.20 is: 22,143,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267,230.96 : 39,009,951 = 16,045,225.20 : x
  2. Step 2: Convert to fraction form
    28,267,230.96/39,009,951 = 16,045,225.20/x
  3. Step 3: Cross multiply
    28,267,230.96x = 39,009,951 × 16,045,225.20
  4. Step 4: Simplify right side
    28,267,230.96x = 625,923,448,835,965.12
  5. Step 5: Solve for x
    x = 625,923,448,835,965.12/28,267,230.96
  6. Step 6: Final answer
    x = 22,143,076.19

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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.