Home / 18,266,926.08-25,209,188.64-10,118,163.36

Finding the Fourth Proportional to 18,266,926.08, 25,209,188.64 and 10,118,163.36

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Solution

The fourth proportional to 18,266,926.08, 25,209,188.64 and 10,118,163.36 is: 13,963,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,926.08 : 25,209,188.64 = 10,118,163.36 : x
  2. Step 2: Convert to fraction form
    18,266,926.08/25,209,188.64 = 10,118,163.36/x
  3. Step 3: Cross multiply
    18,266,926.08x = 25,209,188.64 × 10,118,163.36
  4. Step 4: Simplify right side
    18,266,926.08x = 255,070,688,832,576.22
  5. Step 5: Solve for x
    x = 255,070,688,832,576.22/18,266,926.08
  6. Step 6: Final answer
    x = 13,963,525.54

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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.