Home / 30,632,762.15-42,273,212.31-16,881,726.27

Finding the Fourth Proportional to 30,632,762.15, 42,273,212.31 and 16,881,726.27

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Solution

The fourth proportional to 30,632,762.15, 42,273,212.31 and 16,881,726.27 is: 23,296,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,762.15 : 42,273,212.31 = 16,881,726.27 : x
  2. Step 2: Convert to fraction form
    30,632,762.15/42,273,212.31 = 16,881,726.27/x
  3. Step 3: Cross multiply
    30,632,762.15x = 42,273,212.31 × 16,881,726.27
  4. Step 4: Simplify right side
    30,632,762.15x = 713,644,798,929,539
  5. Step 5: Solve for x
    x = 713,644,798,929,539/30,632,762.15
  6. Step 6: Final answer
    x = 23,296,782.56

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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.