Home / 30,632,763.15-42,273,213.69-16,881,727.27

Finding the Fourth Proportional to 30,632,763.15, 42,273,213.69 and 16,881,727.27

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Solution

The fourth proportional to 30,632,763.15, 42,273,213.69 and 16,881,727.27 is: 23,296,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,763.15 : 42,273,213.69 = 16,881,727.27 : x
  2. Step 2: Convert to fraction form
    30,632,763.15/42,273,213.69 = 16,881,727.27/x
  3. Step 3: Cross multiply
    30,632,763.15x = 42,273,213.69 × 16,881,727.27
  4. Step 4: Simplify right side
    30,632,763.15x = 713,644,864,341,010.25
  5. Step 5: Solve for x
    x = 713,644,864,341,010.25/30,632,763.15
  6. Step 6: Final answer
    x = 23,296,783.93

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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.