Home / 19,613,638.76-27,066,450.31-10,911,784.46

Finding the Fourth Proportional to 19,613,638.76, 27,066,450.31 and 10,911,784.46

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Solution

The fourth proportional to 19,613,638.76, 27,066,450.31 and 10,911,784.46 is: 15,058,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613,638.76 : 27,066,450.31 = 10,911,784.46 : x
  2. Step 2: Convert to fraction form
    19,613,638.76/27,066,450.31 = 10,911,784.46/x
  3. Step 3: Cross multiply
    19,613,638.76x = 27,066,450.31 × 10,911,784.46
  4. Step 4: Simplify right side
    19,613,638.76x = 295,343,271,717,408.50
  5. Step 5: Solve for x
    x = 295,343,271,717,408.50/19,613,638.76
  6. Step 6: Final answer
    x = 15,058,056.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.