Home / 31,108,889.60-46,663,334.40-10,916,172.80

Finding the Fourth Proportional to 31,108,889.60, 46,663,334.40 and 10,916,172.80

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Solution

The fourth proportional to 31,108,889.60, 46,663,334.40 and 10,916,172.80 is: 16,374,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108,889.60 : 46,663,334.40 = 10,916,172.80 : x
  2. Step 2: Convert to fraction form
    31,108,889.60/46,663,334.40 = 10,916,172.80/x
  3. Step 3: Cross multiply
    31,108,889.60x = 46,663,334.40 × 10,916,172.80
  4. Step 4: Simplify right side
    31,108,889.60x = 509,385,021,734,584.31
  5. Step 5: Solve for x
    x = 509,385,021,734,584.31/31,108,889.60
  6. Step 6: Final answer
    x = 16,374,259.20

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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.