Home / 28,977,941.80-43,466,912.70-7,702,805.80

Finding the Fourth Proportional to 28,977,941.80, 43,466,912.70 and 7,702,805.80

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Solution

The fourth proportional to 28,977,941.80, 43,466,912.70 and 7,702,805.80 is: 11,554,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,941.80 : 43,466,912.70 = 7,702,805.80 : x
  2. Step 2: Convert to fraction form
    28,977,941.80/43,466,912.70 = 7,702,805.80/x
  3. Step 3: Cross multiply
    28,977,941.80x = 43,466,912.70 × 7,702,805.80
  4. Step 4: Simplify right side
    28,977,941.80x = 334,817,187,253,653.69
  5. Step 5: Solve for x
    x = 334,817,187,253,653.69/28,977,941.80
  6. Step 6: Final answer
    x = 11,554,208.70

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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.