Home / 21,335,552.40-31,956,089.40-17,556,416.40

Finding the Fourth Proportional to 21,335,552.40, 31,956,089.40 and 17,556,416.40

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Solution

The fourth proportional to 21,335,552.40, 31,956,089.40 and 17,556,416.40 is: 26,295,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,552.40 : 31,956,089.40 = 17,556,416.40 : x
  2. Step 2: Convert to fraction form
    21,335,552.40/31,956,089.40 = 17,556,416.40/x
  3. Step 3: Cross multiply
    21,335,552.40x = 31,956,089.40 × 17,556,416.40
  4. Step 4: Simplify right side
    21,335,552.40x = 561,034,412,022,026.06
  5. Step 5: Solve for x
    x = 561,034,412,022,026.06/21,335,552.40
  6. Step 6: Final answer
    x = 26,295,752.81

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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.