Home / 34,347,709.40-47,399,288.20-18,877,461.89

Finding the Fourth Proportional to 34,347,709.40, 47,399,288.20 and 18,877,461.89

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Solution

The fourth proportional to 34,347,709.40, 47,399,288.20 and 18,877,461.89 is: 26,050,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347,709.40 : 47,399,288.20 = 18,877,461.89 : x
  2. Step 2: Convert to fraction form
    34,347,709.40/47,399,288.20 = 18,877,461.89/x
  3. Step 3: Cross multiply
    34,347,709.40x = 47,399,288.20 × 18,877,461.89
  4. Step 4: Simplify right side
    34,347,709.40x = 894,778,256,324,436.62
  5. Step 5: Solve for x
    x = 894,778,256,324,436.62/34,347,709.40
  6. Step 6: Final answer
    x = 26,050,594.70

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