Home / 15,994,143-22,048,960.32-11,402,492.76

Finding the Fourth Proportional to 15,994,143, 22,048,960.32 and 11,402,492.76

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Solution

The fourth proportional to 15,994,143, 22,048,960.32 and 11,402,492.76 is: 15,719,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994,143 : 22,048,960.32 = 11,402,492.76 : x
  2. Step 2: Convert to fraction form
    15,994,143/22,048,960.32 = 11,402,492.76/x
  3. Step 3: Cross multiply
    15,994,143x = 22,048,960.32 × 11,402,492.76
  4. Step 4: Simplify right side
    15,994,143x = 251,413,110,414,327.28
  5. Step 5: Solve for x
    x = 251,413,110,414,327.28/15,994,143
  6. Step 6: Final answer
    x = 15,719,073.56

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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.