Home / 25,284,567.12-34,892,795.08-13,682,130.64

Finding the Fourth Proportional to 25,284,567.12, 34,892,795.08 and 13,682,130.64

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Solution

The fourth proportional to 25,284,567.12, 34,892,795.08 and 13,682,130.64 is: 18,881,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284,567.12 : 34,892,795.08 = 13,682,130.64 : x
  2. Step 2: Convert to fraction form
    25,284,567.12/34,892,795.08 = 13,682,130.64/x
  3. Step 3: Cross multiply
    25,284,567.12x = 34,892,795.08 × 13,682,130.64
  4. Step 4: Simplify right side
    25,284,567.12x = 477,407,780,679,309.25
  5. Step 5: Solve for x
    x = 477,407,780,679,309.25/25,284,567.12
  6. Step 6: Final answer
    x = 18,881,390.31

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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.