Home / 25,539,820.90-35,245,701.46-13,938,130.32

Finding the Fourth Proportional to 25,539,820.90, 35,245,701.46 and 13,938,130.32

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Solution

The fourth proportional to 25,539,820.90, 35,245,701.46 and 13,938,130.32 is: 19,235,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539,820.90 : 35,245,701.46 = 13,938,130.32 : x
  2. Step 2: Convert to fraction form
    25,539,820.90/35,245,701.46 = 13,938,130.32/x
  3. Step 3: Cross multiply
    25,539,820.90x = 35,245,701.46 × 13,938,130.32
  4. Step 4: Simplify right side
    25,539,820.90x = 491,259,180,169,294.31
  5. Step 5: Solve for x
    x = 491,259,180,169,294.31/25,539,820.90
  6. Step 6: Final answer
    x = 19,235,028.39

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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.