Home / 37,078,420.40-55,607,001.78-11,173,230.44

Finding the Fourth Proportional to 37,078,420.40, 55,607,001.78 and 11,173,230.44

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Solution

The fourth proportional to 37,078,420.40, 55,607,001.78 and 11,173,230.44 is: 16,756,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078,420.40 : 55,607,001.78 = 11,173,230.44 : x
  2. Step 2: Convert to fraction form
    37,078,420.40/55,607,001.78 = 11,173,230.44/x
  3. Step 3: Cross multiply
    37,078,420.40x = 55,607,001.78 × 11,173,230.44
  4. Step 4: Simplify right side
    37,078,420.40x = 621,309,844,965,430.12
  5. Step 5: Solve for x
    x = 621,309,844,965,430.12/37,078,420.40
  6. Step 6: Final answer
    x = 16,756,642.77

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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.