Home / 9,789,796.20-14,684,694.30-8,698,045.80

Finding the Fourth Proportional to 9,789,796.20, 14,684,694.30 and 8,698,045.80

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Solution

The fourth proportional to 9,789,796.20, 14,684,694.30 and 8,698,045.80 is: 13,047,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,796.20 : 14,684,694.30 = 8,698,045.80 : x
  2. Step 2: Convert to fraction form
    9,789,796.20/14,684,694.30 = 8,698,045.80/x
  3. Step 3: Cross multiply
    9,789,796.20x = 14,684,694.30 × 8,698,045.80
  4. Step 4: Simplify right side
    9,789,796.20x = 127,728,143,580,398.95
  5. Step 5: Solve for x
    x = 127,728,143,580,398.95/9,789,796.20
  6. Step 6: Final answer
    x = 13,047,068.70

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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.