Home / 29,084,640.72-40,138,599.96-16,031,870.24

Finding the Fourth Proportional to 29,084,640.72, 40,138,599.96 and 16,031,870.24

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Solution

The fourth proportional to 29,084,640.72, 40,138,599.96 and 16,031,870.24 is: 22,124,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084,640.72 : 40,138,599.96 = 16,031,870.24 : x
  2. Step 2: Convert to fraction form
    29,084,640.72/40,138,599.96 = 16,031,870.24/x
  3. Step 3: Cross multiply
    29,084,640.72x = 40,138,599.96 × 16,031,870.24
  4. Step 4: Simplify right side
    29,084,640.72x = 643,496,826,173,989.25
  5. Step 5: Solve for x
    x = 643,496,826,173,989.25/29,084,640.72
  6. Step 6: Final answer
    x = 22,124,970.78

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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.