Home / 31,104,005.60-46,656,008.40-18,317,928.80

Finding the Fourth Proportional to 31,104,005.60, 46,656,008.40 and 18,317,928.80

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Solution

The fourth proportional to 31,104,005.60, 46,656,008.40 and 18,317,928.80 is: 27,476,893.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,005.60 : 46,656,008.40 = 18,317,928.80 : x
  2. Step 2: Convert to fraction form
    31,104,005.60/46,656,008.40 = 18,317,928.80/x
  3. Step 3: Cross multiply
    31,104,005.60x = 46,656,008.40 × 18,317,928.80
  4. Step 4: Simplify right side
    31,104,005.60x = 854,641,439,963,401.88
  5. Step 5: Solve for x
    x = 854,641,439,963,401.88/31,104,005.60
  6. Step 6: Final answer
    x = 27,476,893.20

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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.