Home / 21,335,537.40-31,956,066.90-17,556,401.40

Finding the Fourth Proportional to 21,335,537.40, 31,956,066.90 and 17,556,401.40

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Solution

The fourth proportional to 21,335,537.40, 31,956,066.90 and 17,556,401.40 is: 26,295,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,537.40 : 31,956,066.90 = 17,556,401.40 : x
  2. Step 2: Convert to fraction form
    21,335,537.40/31,956,066.90 = 17,556,401.40/x
  3. Step 3: Cross multiply
    21,335,537.40x = 31,956,066.90 × 17,556,401.40
  4. Step 4: Simplify right side
    21,335,537.40x = 561,033,537,661,653.56
  5. Step 5: Solve for x
    x = 561,033,537,661,653.56/21,335,537.40
  6. Step 6: Final answer
    x = 26,295,730.32

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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.