Home / 7,500,848.78-10,351,221.00-4,063,089.77

Finding the Fourth Proportional to 7,500,848.78, 10,351,221.00 and 4,063,089.77

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Solution

The fourth proportional to 7,500,848.78, 10,351,221.00 and 4,063,089.77 is: 5,607,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500,848.78 : 10,351,221.00 = 4,063,089.77 : x
  2. Step 2: Convert to fraction form
    7,500,848.78/10,351,221.00 = 4,063,089.77/x
  3. Step 3: Cross multiply
    7,500,848.78x = 10,351,221.00 × 4,063,089.77
  4. Step 4: Simplify right side
    7,500,848.78x = 42,057,940,162,750.63
  5. Step 5: Solve for x
    x = 42,057,940,162,750.63/7,500,848.78
  6. Step 6: Final answer
    x = 5,607,090.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.