Home / 14,489,710.80-21,734,566.20-7,771,246.80

Finding the Fourth Proportional to 14,489,710.80, 21,734,566.20 and 7,771,246.80

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Solution

The fourth proportional to 14,489,710.80, 21,734,566.20 and 7,771,246.80 is: 11,656,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,710.80 : 21,734,566.20 = 7,771,246.80 : x
  2. Step 2: Convert to fraction form
    14,489,710.80/21,734,566.20 = 7,771,246.80/x
  3. Step 3: Cross multiply
    14,489,710.80x = 21,734,566.20 × 7,771,246.80
  4. Step 4: Simplify right side
    14,489,710.80x = 168,904,678,031,138.16
  5. Step 5: Solve for x
    x = 168,904,678,031,138.16/14,489,710.80
  6. Step 6: Final answer
    x = 11,656,870.20

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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.