Home / 30,921,558.04-42,667,121.22-17,688,631

Finding the Fourth Proportional to 30,921,558.04, 42,667,121.22 and 17,688,631

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Solution

The fourth proportional to 30,921,558.04, 42,667,121.22 and 17,688,631 is: 24,407,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,921,558.04 : 42,667,121.22 = 17,688,631 : x
  2. Step 2: Convert to fraction form
    30,921,558.04/42,667,121.22 = 17,688,631/x
  3. Step 3: Cross multiply
    30,921,558.04x = 42,667,121.22 × 17,688,631
  4. Step 4: Simplify right side
    30,921,558.04x = 754,722,963,092,849.75
  5. Step 5: Solve for x
    x = 754,722,963,092,849.75/30,921,558.04
  6. Step 6: Final answer
    x = 24,407,662.84

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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.