Home / 25,294,784.45-34,906,810.97-13,692,312.05

Finding the Fourth Proportional to 25,294,784.45, 34,906,810.97 and 13,692,312.05

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Solution

The fourth proportional to 25,294,784.45, 34,906,810.97 and 13,692,312.05 is: 18,895,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294,784.45 : 34,906,810.97 = 13,692,312.05 : x
  2. Step 2: Convert to fraction form
    25,294,784.45/34,906,810.97 = 13,692,312.05/x
  3. Step 3: Cross multiply
    25,294,784.45x = 34,906,810.97 × 13,692,312.05
  4. Step 4: Simplify right side
    25,294,784.45x = 477,954,948,403,141.69
  5. Step 5: Solve for x
    x = 477,954,948,403,141.69/25,294,784.45
  6. Step 6: Final answer
    x = 18,895,395.19

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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.