Home / 28,897,974.38-43,353,337.51-8,429,295.50

Finding the Fourth Proportional to 28,897,974.38, 43,353,337.51 and 8,429,295.50

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Solution

The fourth proportional to 28,897,974.38, 43,353,337.51 and 8,429,295.50 is: 12,645,803.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897,974.38 : 43,353,337.51 = 8,429,295.50 : x
  2. Step 2: Convert to fraction form
    28,897,974.38/43,353,337.51 = 8,429,295.50/x
  3. Step 3: Cross multiply
    28,897,974.38x = 43,353,337.51 × 8,429,295.50
  4. Step 4: Simplify right side
    28,897,974.38x = 365,438,092,783,024.19
  5. Step 5: Solve for x
    x = 365,438,092,783,024.19/28,897,974.38
  6. Step 6: Final answer
    x = 12,645,803.06

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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.