Home / 31,528,642.19-43,509,553.31-17,589,999.45

Finding the Fourth Proportional to 31,528,642.19, 43,509,553.31 and 17,589,999.45

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Solution

The fourth proportional to 31,528,642.19, 43,509,553.31 and 17,589,999.45 is: 24,274,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528,642.19 : 43,509,553.31 = 17,589,999.45 : x
  2. Step 2: Convert to fraction form
    31,528,642.19/43,509,553.31 = 17,589,999.45/x
  3. Step 3: Cross multiply
    31,528,642.19x = 43,509,553.31 × 17,589,999.45
  4. Step 4: Simplify right side
    31,528,642.19x = 765,333,018,704,695.62
  5. Step 5: Solve for x
    x = 765,333,018,704,695.62/31,528,642.19
  6. Step 6: Final answer
    x = 24,274,214.35

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1.5x scale

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.