Home / 17,516,669.70-24,184,378.53-15,677,943.78

Finding the Fourth Proportional to 17,516,669.70, 24,184,378.53 and 15,677,943.78

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Solution

The fourth proportional to 17,516,669.70, 24,184,378.53 and 15,677,943.78 is: 21,645,742.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516,669.70 : 24,184,378.53 = 15,677,943.78 : x
  2. Step 2: Convert to fraction form
    17,516,669.70/24,184,378.53 = 15,677,943.78/x
  3. Step 3: Cross multiply
    17,516,669.70x = 24,184,378.53 × 15,677,943.78
  4. Step 4: Simplify right side
    17,516,669.70x = 379,161,326,947,579.06
  5. Step 5: Solve for x
    x = 379,161,326,947,579.06/17,516,669.70
  6. Step 6: Final answer
    x = 21,645,742.79

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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.