Home / 30,466,027.40-42,032,084.31-20,017,671.14

Finding the Fourth Proportional to 30,466,027.40, 42,032,084.31 and 20,017,671.14

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Solution

The fourth proportional to 30,466,027.40, 42,032,084.31 and 20,017,671.14 is: 27,617,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,466,027.40 : 42,032,084.31 = 20,017,671.14 : x
  2. Step 2: Convert to fraction form
    30,466,027.40/42,032,084.31 = 20,017,671.14/x
  3. Step 3: Cross multiply
    30,466,027.40x = 42,032,084.31 × 20,017,671.14
  4. Step 4: Simplify right side
    30,466,027.40x = 841,384,441,046,333.88
  5. Step 5: Solve for x
    x = 841,384,441,046,333.88/30,466,027.40
  6. Step 6: Final answer
    x = 27,617,136.63

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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.