Home / 49,908,028.80-74,862,043.20-12,085,564.80

Finding the Fourth Proportional to 49,908,028.80, 74,862,043.20 and 12,085,564.80

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Solution

The fourth proportional to 49,908,028.80, 74,862,043.20 and 12,085,564.80 is: 18,128,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,908,028.80 : 74,862,043.20 = 12,085,564.80 : x
  2. Step 2: Convert to fraction form
    49,908,028.80/74,862,043.20 = 12,085,564.80/x
  3. Step 3: Cross multiply
    49,908,028.80x = 74,862,043.20 × 12,085,564.80
  4. Step 4: Simplify right side
    49,908,028.80x = 904,750,074,153,999.50
  5. Step 5: Solve for x
    x = 904,750,074,153,999.50/49,908,028.80
  6. Step 6: Final answer
    x = 18,128,347.20

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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.