Home / 34,071,218.40-51,106,827.60-20,466,328.80

Finding the Fourth Proportional to 34,071,218.40, 51,106,827.60 and 20,466,328.80

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Solution

The fourth proportional to 34,071,218.40, 51,106,827.60 and 20,466,328.80 is: 30,699,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071,218.40 : 51,106,827.60 = 20,466,328.80 : x
  2. Step 2: Convert to fraction form
    34,071,218.40/51,106,827.60 = 20,466,328.80/x
  3. Step 3: Cross multiply
    34,071,218.40x = 51,106,827.60 × 20,466,328.80
  4. Step 4: Simplify right side
    34,071,218.40x = 1,045,969,137,586,515
  5. Step 5: Solve for x
    x = 1,045,969,137,586,515/34,071,218.40
  6. Step 6: Final answer
    x = 30,699,493.20

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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.