Home / 30,586,490.27-42,212,950.80-17,177,359.27

Finding the Fourth Proportional to 30,586,490.27, 42,212,950.80 and 17,177,359.27

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Solution

The fourth proportional to 30,586,490.27, 42,212,950.80 and 17,177,359.27 is: 23,706,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,490.27 : 42,212,950.80 = 17,177,359.27 : x
  2. Step 2: Convert to fraction form
    30,586,490.27/42,212,950.80 = 17,177,359.27/x
  3. Step 3: Cross multiply
    30,586,490.27x = 42,212,950.80 × 17,177,359.27
  4. Step 4: Simplify right side
    30,586,490.27x = 725,107,021,697,316.62
  5. Step 5: Solve for x
    x = 725,107,021,697,316.62/30,586,490.27
  6. Step 6: Final answer
    x = 23,706,774.31

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1.5x scale

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.