Home / 14,035,514.70-21,053,272.05-7,988,897.10

Finding the Fourth Proportional to 14,035,514.70, 21,053,272.05 and 7,988,897.10

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Solution

The fourth proportional to 14,035,514.70, 21,053,272.05 and 7,988,897.10 is: 11,983,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035,514.70 : 21,053,272.05 = 7,988,897.10 : x
  2. Step 2: Convert to fraction form
    14,035,514.70/21,053,272.05 = 7,988,897.10/x
  3. Step 3: Cross multiply
    14,035,514.70x = 21,053,272.05 × 7,988,897.10
  4. Step 4: Simplify right side
    14,035,514.70x = 168,192,424,025,756.06
  5. Step 5: Solve for x
    x = 168,192,424,025,756.06/14,035,514.70
  6. Step 6: Final answer
    x = 11,983,345.65

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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.