Home / 30,951,533.67-42,709,725.14-17,896,817.31

Finding the Fourth Proportional to 30,951,533.67, 42,709,725.14 and 17,896,817.31

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Solution

The fourth proportional to 30,951,533.67, 42,709,725.14 and 17,896,817.31 is: 24,695,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951,533.67 : 42,709,725.14 = 17,896,817.31 : x
  2. Step 2: Convert to fraction form
    30,951,533.67/42,709,725.14 = 17,896,817.31/x
  3. Step 3: Cross multiply
    30,951,533.67x = 42,709,725.14 × 17,896,817.31
  4. Step 4: Simplify right side
    30,951,533.67x = 764,368,148,101,410
  5. Step 5: Solve for x
    x = 764,368,148,101,410/30,951,533.67
  6. Step 6: Final answer
    x = 24,695,646.95

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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.