Home / 30,919,532.10-46,379,298.15-18,133,455.30

Finding the Fourth Proportional to 30,919,532.10, 46,379,298.15 and 18,133,455.30

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Solution

The fourth proportional to 30,919,532.10, 46,379,298.15 and 18,133,455.30 is: 27,200,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,919,532.10 : 46,379,298.15 = 18,133,455.30 : x
  2. Step 2: Convert to fraction form
    30,919,532.10/46,379,298.15 = 18,133,455.30/x
  3. Step 3: Cross multiply
    30,919,532.10x = 46,379,298.15 × 18,133,455.30
  4. Step 4: Simplify right side
    30,919,532.10x = 841,016,929,848,397.75
  5. Step 5: Solve for x
    x = 841,016,929,848,397.75/30,919,532.10
  6. Step 6: Final answer
    x = 27,200,182.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.