Home / 15,487,624.49-21,372,044.33-8,611,958.93

Finding the Fourth Proportional to 15,487,624.49, 21,372,044.33 and 8,611,958.93

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Solution

The fourth proportional to 15,487,624.49, 21,372,044.33 and 8,611,958.93 is: 11,884,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487,624.49 : 21,372,044.33 = 8,611,958.93 : x
  2. Step 2: Convert to fraction form
    15,487,624.49/21,372,044.33 = 8,611,958.93/x
  3. Step 3: Cross multiply
    15,487,624.49x = 21,372,044.33 × 8,611,958.93
  4. Step 4: Simplify right side
    15,487,624.49x = 184,055,167,934,769.06
  5. Step 5: Solve for x
    x = 184,055,167,934,769.06/15,487,624.49
  6. Step 6: Final answer
    x = 11,884,015.40

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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.