Home / 16,871,878.88-23,283,071.16-9,136,741.76

Finding the Fourth Proportional to 16,871,878.88, 23,283,071.16 and 9,136,741.76

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Solution

The fourth proportional to 16,871,878.88, 23,283,071.16 and 9,136,741.76 is: 12,608,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871,878.88 : 23,283,071.16 = 9,136,741.76 : x
  2. Step 2: Convert to fraction form
    16,871,878.88/23,283,071.16 = 9,136,741.76/x
  3. Step 3: Cross multiply
    16,871,878.88x = 23,283,071.16 × 9,136,741.76
  4. Step 4: Simplify right side
    16,871,878.88x = 212,731,408,568,623.62
  5. Step 5: Solve for x
    x = 212,731,408,568,623.62/16,871,878.88
  6. Step 6: Final answer
    x = 12,608,637.73

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1.5x scale

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.