Home / 8,716,361.96-12,001,199.40-7,406,851.94

Finding the Fourth Proportional to 8,716,361.96, 12,001,199.40 and 7,406,851.94

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Solution

The fourth proportional to 8,716,361.96, 12,001,199.40 and 7,406,851.94 is: 10,198,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716,361.96 : 12,001,199.40 = 7,406,851.94 : x
  2. Step 2: Convert to fraction form
    8,716,361.96/12,001,199.40 = 7,406,851.94/x
  3. Step 3: Cross multiply
    8,716,361.96x = 12,001,199.40 × 7,406,851.94
  4. Step 4: Simplify right side
    8,716,361.96x = 88,891,107,058,216.84
  5. Step 5: Solve for x
    x = 88,891,107,058,216.84/8,716,361.96
  6. Step 6: Final answer
    x = 10,198,189.05

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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.