Home / 33,318,000.30-49,977,000.45-31,428,432.30

Finding the Fourth Proportional to 33,318,000.30, 49,977,000.45 and 31,428,432.30

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Solution

The fourth proportional to 33,318,000.30, 49,977,000.45 and 31,428,432.30 is: 47,142,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,318,000.30 : 49,977,000.45 = 31,428,432.30 : x
  2. Step 2: Convert to fraction form
    33,318,000.30/49,977,000.45 = 31,428,432.30/x
  3. Step 3: Cross multiply
    33,318,000.30x = 49,977,000.45 × 31,428,432.30
  4. Step 4: Simplify right side
    33,318,000.30x = 1,570,698,775,199,894.75
  5. Step 5: Solve for x
    x = 1,570,698,775,199,894.75/33,318,000.30
  6. Step 6: Final answer
    x = 47,142,648.45

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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.