Home / 25,374,963-35,017,487.40-13,772,530.72

Finding the Fourth Proportional to 25,374,963, 35,017,487.40 and 13,772,530.72

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Solution

The fourth proportional to 25,374,963, 35,017,487.40 and 13,772,530.72 is: 19,006,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374,963 : 35,017,487.40 = 13,772,530.72 : x
  2. Step 2: Convert to fraction form
    25,374,963/35,017,487.40 = 13,772,530.72/x
  3. Step 3: Cross multiply
    25,374,963x = 35,017,487.40 × 13,772,530.72
  4. Step 4: Simplify right side
    25,374,963x = 482,279,420,953,712.94
  5. Step 5: Solve for x
    x = 482,279,420,953,712.94/25,374,963
  6. Step 6: Final answer
    x = 19,006,113.27

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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.