Home / 21,746,983.86-30,010,949.28-11,958,059.34

Finding the Fourth Proportional to 21,746,983.86, 30,010,949.28 and 11,958,059.34

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Solution

The fourth proportional to 21,746,983.86, 30,010,949.28 and 11,958,059.34 is: 16,502,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,983.86 : 30,010,949.28 = 11,958,059.34 : x
  2. Step 2: Convert to fraction form
    21,746,983.86/30,010,949.28 = 11,958,059.34/x
  3. Step 3: Cross multiply
    21,746,983.86x = 30,010,949.28 × 11,958,059.34
  4. Step 4: Simplify right side
    21,746,983.86x = 358,872,712,339,970.31
  5. Step 5: Solve for x
    x = 358,872,712,339,970.31/21,746,983.86
  6. Step 6: Final answer
    x = 16,502,183.23

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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.