Home / 30,019,396.03-41,426,801.93-16,268,360.15

Finding the Fourth Proportional to 30,019,396.03, 41,426,801.93 and 16,268,360.15

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Solution

The fourth proportional to 30,019,396.03, 41,426,801.93 and 16,268,360.15 is: 22,450,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,396.03 : 41,426,801.93 = 16,268,360.15 : x
  2. Step 2: Convert to fraction form
    30,019,396.03/41,426,801.93 = 16,268,360.15/x
  3. Step 3: Cross multiply
    30,019,396.03x = 41,426,801.93 × 16,268,360.15
  4. Step 4: Simplify right side
    30,019,396.03x = 673,946,133,804,193
  5. Step 5: Solve for x
    x = 673,946,133,804,193/30,019,396.03
  6. Step 6: Final answer
    x = 22,450,356.20

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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.