Home / 14,276,576.50-21,388,883.20-12,746,026.42

Finding the Fourth Proportional to 14,276,576.50, 21,388,883.20 and 12,746,026.42

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Solution

The fourth proportional to 14,276,576.50, 21,388,883.20 and 12,746,026.42 is: 19,095,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,576.50 : 21,388,883.20 = 12,746,026.42 : x
  2. Step 2: Convert to fraction form
    14,276,576.50/21,388,883.20 = 12,746,026.42/x
  3. Step 3: Cross multiply
    14,276,576.50x = 21,388,883.20 × 12,746,026.42
  4. Step 4: Simplify right side
    14,276,576.50x = 272,623,270,361,494.12
  5. Step 5: Solve for x
    x = 272,623,270,361,494.12/14,276,576.50
  6. Step 6: Final answer
    x = 19,095,843.49

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1.5x scale

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.