Home / 34,538,665.40-47,667,537.92-19,657,607.74

Finding the Fourth Proportional to 34,538,665.40, 47,667,537.92 and 19,657,607.74

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Solution

The fourth proportional to 34,538,665.40, 47,667,537.92 and 19,657,607.74 is: 27,129,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,538,665.40 : 47,667,537.92 = 19,657,607.74 : x
  2. Step 2: Convert to fraction form
    34,538,665.40/47,667,537.92 = 19,657,607.74/x
  3. Step 3: Cross multiply
    34,538,665.40x = 47,667,537.92 × 19,657,607.74
  4. Step 4: Simplify right side
    34,538,665.40x = 937,029,762,145,478.62
  5. Step 5: Solve for x
    x = 937,029,762,145,478.62/34,538,665.40
  6. Step 6: Final answer
    x = 27,129,877.53

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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.