Home / 14,276,576.51-21,388,883.20-12,746,026.43

Finding the Fourth Proportional to 14,276,576.51, 21,388,883.20 and 12,746,026.43

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Solution

The fourth proportional to 14,276,576.51, 21,388,883.20 and 12,746,026.43 is: 19,095,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,576.51 : 21,388,883.20 = 12,746,026.43 : x
  2. Step 2: Convert to fraction form
    14,276,576.51/21,388,883.20 = 12,746,026.43/x
  3. Step 3: Cross multiply
    14,276,576.51x = 21,388,883.20 × 12,746,026.43
  4. Step 4: Simplify right side
    14,276,576.51x = 272,623,270,575,382.97
  5. Step 5: Solve for x
    x = 272,623,270,575,382.97/14,276,576.51
  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.