Home / 34,989,830.40-52,484,745.60-19,873,286.40

Finding the Fourth Proportional to 34,989,830.40, 52,484,745.60 and 19,873,286.40

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Solution

The fourth proportional to 34,989,830.40, 52,484,745.60 and 19,873,286.40 is: 29,809,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989,830.40 : 52,484,745.60 = 19,873,286.40 : x
  2. Step 2: Convert to fraction form
    34,989,830.40/52,484,745.60 = 19,873,286.40/x
  3. Step 3: Cross multiply
    34,989,830.40x = 52,484,745.60 × 19,873,286.40
  4. Step 4: Simplify right side
    34,989,830.40x = 1,043,044,380,939,939.75
  5. Step 5: Solve for x
    x = 1,043,044,380,939,939.75/34,989,830.40
  6. Step 6: Final answer
    x = 29,809,929.60

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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.