Home / 18,657,920.32-25,746,796.20-10,284,922.24

Finding the Fourth Proportional to 18,657,920.32, 25,746,796.20 and 10,284,922.24

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Solution

The fourth proportional to 18,657,920.32, 25,746,796.20 and 10,284,922.24 is: 14,192,567.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,920.32 : 25,746,796.20 = 10,284,922.24 : x
  2. Step 2: Convert to fraction form
    18,657,920.32/25,746,796.20 = 10,284,922.24/x
  3. Step 3: Cross multiply
    18,657,920.32x = 25,746,796.20 × 10,284,922.24
  4. Step 4: Simplify right side
    18,657,920.32x = 264,803,796,846,127.50
  5. Step 5: Solve for x
    x = 264,803,796,846,127.50/18,657,920.32
  6. Step 6: Final answer
    x = 14,192,567.68

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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.