Home / 25,374,934.98-35,017,448.76-13,772,502.72

Finding the Fourth Proportional to 25,374,934.98, 35,017,448.76 and 13,772,502.72

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Solution

The fourth proportional to 25,374,934.98, 35,017,448.76 and 13,772,502.72 is: 19,006,074.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374,934.98 : 35,017,448.76 = 13,772,502.72 : x
  2. Step 2: Convert to fraction form
    25,374,934.98/35,017,448.76 = 13,772,502.72/x
  3. Step 3: Cross multiply
    25,374,934.98x = 35,017,448.76 × 13,772,502.72
  4. Step 4: Simplify right side
    25,374,934.98x = 482,277,908,294,560.62
  5. Step 5: Solve for x
    x = 482,277,908,294,560.62/25,374,934.98
  6. Step 6: Final answer
    x = 19,006,074.64

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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.