Home / 20,669,038.40-30,947,570.40-16,190,062.40

Finding the Fourth Proportional to 20,669,038.40, 30,947,570.40 and 16,190,062.40

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Solution

The fourth proportional to 20,669,038.40, 30,947,570.40 and 16,190,062.40 is: 24,241,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,669,038.40 : 30,947,570.40 = 16,190,062.40 : x
  2. Step 2: Convert to fraction form
    20,669,038.40/30,947,570.40 = 16,190,062.40/x
  3. Step 3: Cross multiply
    20,669,038.40x = 30,947,570.40 × 16,190,062.40
  4. Step 4: Simplify right side
    20,669,038.40x = 501,043,095,904,392.94
  5. Step 5: Solve for x
    x = 501,043,095,904,392.94/20,669,038.40
  6. Step 6: Final answer
    x = 24,241,238.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.