Home / 25,492,568.67-35,179,749.80-13,890,132.16

Finding the Fourth Proportional to 25,492,568.67, 35,179,749.80 and 13,890,132.16

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Solution

The fourth proportional to 25,492,568.67, 35,179,749.80 and 13,890,132.16 is: 19,168,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,492,568.67 : 35,179,749.80 = 13,890,132.16 : x
  2. Step 2: Convert to fraction form
    25,492,568.67/35,179,749.80 = 13,890,132.16/x
  3. Step 3: Cross multiply
    25,492,568.67x = 35,179,749.80 × 13,890,132.16
  4. Step 4: Simplify right side
    25,492,568.67x = 488,651,374,170,307.62
  5. Step 5: Solve for x
    x = 488,651,374,170,307.62/25,492,568.67
  6. Step 6: Final answer
    x = 19,168,385.13

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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.