Home / 27,318,509.89-37,701,692.70-15,558,275.54

Finding the Fourth Proportional to 27,318,509.89, 37,701,692.70 and 15,558,275.54

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Solution

The fourth proportional to 27,318,509.89, 37,701,692.70 and 15,558,275.54 is: 21,471,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,318,509.89 : 37,701,692.70 = 15,558,275.54 : x
  2. Step 2: Convert to fraction form
    27,318,509.89/37,701,692.70 = 15,558,275.54/x
  3. Step 3: Cross multiply
    27,318,509.89x = 37,701,692.70 × 15,558,275.54
  4. Step 4: Simplify right side
    27,318,509.89x = 586,573,323,386,917.25
  5. Step 5: Solve for x
    x = 586,573,323,386,917.25/27,318,509.89
  6. Step 6: Final answer
    x = 21,471,644.16

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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.