Home / 32,820,917.40-49,275,699.30-19,188,034.20

Finding the Fourth Proportional to 32,820,917.40, 49,275,699.30 and 19,188,034.20

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Solution

The fourth proportional to 32,820,917.40, 49,275,699.30 and 19,188,034.20 is: 28,807,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820,917.40 : 49,275,699.30 = 19,188,034.20 : x
  2. Step 2: Convert to fraction form
    32,820,917.40/49,275,699.30 = 19,188,034.20/x
  3. Step 3: Cross multiply
    32,820,917.40x = 49,275,699.30 × 19,188,034.20
  4. Step 4: Simplify right side
    32,820,917.40x = 945,503,803,397,316
  5. Step 5: Solve for x
    x = 945,503,803,397,316/32,820,917.40
  6. Step 6: Final answer
    x = 28,807,963.89

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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.