Home / 8,327,751.42-12,492,871.29-2,648,161.02

Finding the Fourth Proportional to 8,327,751.42, 12,492,871.29 and 2,648,161.02

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Solution

The fourth proportional to 8,327,751.42, 12,492,871.29 and 2,648,161.02 is: 3,972,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,751.42 : 12,492,871.29 = 2,648,161.02 : x
  2. Step 2: Convert to fraction form
    8,327,751.42/12,492,871.29 = 2,648,161.02/x
  3. Step 3: Cross multiply
    8,327,751.42x = 12,492,871.29 × 2,648,161.02
  4. Step 4: Simplify right side
    8,327,751.42x = 33,083,134,778,055.11
  5. Step 5: Solve for x
    x = 33,083,134,778,055.11/8,327,751.42
  6. Step 6: Final answer
    x = 3,972,637.16

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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.