Home / 9,715,391.80-14,582,418.90-4,928,486.20

Finding the Fourth Proportional to 9,715,391.80, 14,582,418.90 and 4,928,486.20

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Solution

The fourth proportional to 9,715,391.80, 14,582,418.90 and 4,928,486.20 is: 7,397,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715,391.80 : 14,582,418.90 = 4,928,486.20 : x
  2. Step 2: Convert to fraction form
    9,715,391.80/14,582,418.90 = 4,928,486.20/x
  3. Step 3: Cross multiply
    9,715,391.80x = 14,582,418.90 × 4,928,486.20
  4. Step 4: Simplify right side
    9,715,391.80x = 71,869,250,311,269.19
  5. Step 5: Solve for x
    x = 71,869,250,311,269.19/9,715,391.80
  6. Step 6: Final answer
    x = 7,397,462.89

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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.