Home / 19,008,664.80-28,512,997.20-10,050,712.80

Finding the Fourth Proportional to 19,008,664.80, 28,512,997.20 and 10,050,712.80

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Solution

The fourth proportional to 19,008,664.80, 28,512,997.20 and 10,050,712.80 is: 15,076,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,664.80 : 28,512,997.20 = 10,050,712.80 : x
  2. Step 2: Convert to fraction form
    19,008,664.80/28,512,997.20 = 10,050,712.80/x
  3. Step 3: Cross multiply
    19,008,664.80x = 28,512,997.20 × 10,050,712.80
  4. Step 4: Simplify right side
    19,008,664.80x = 286,575,945,924,404.19
  5. Step 5: Solve for x
    x = 286,575,945,924,404.19/19,008,664.80
  6. Step 6: Final answer
    x = 15,076,069.20

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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.