Home / 9,486,935.22-13,091,967.72-5,136,018.60

Finding the Fourth Proportional to 9,486,935.22, 13,091,967.72 and 5,136,018.60

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Solution

The fourth proportional to 9,486,935.22, 13,091,967.72 and 5,136,018.60 is: 7,087,704.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,935.22 : 13,091,967.72 = 5,136,018.60 : x
  2. Step 2: Convert to fraction form
    9,486,935.22/13,091,967.72 = 5,136,018.60/x
  3. Step 3: Cross multiply
    9,486,935.22x = 13,091,967.72 × 5,136,018.60
  4. Step 4: Simplify right side
    9,486,935.22x = 67,240,589,720,519.59
  5. Step 5: Solve for x
    x = 67,240,589,720,519.59/9,486,935.22
  6. Step 6: Final answer
    x = 7,087,704.11

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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.