Home / 25,492,781.58-35,179,595.64-13,890,440.40

Finding the Fourth Proportional to 25,492,781.58, 35,179,595.64 and 13,890,440.40

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Solution

The fourth proportional to 25,492,781.58, 35,179,595.64 and 13,890,440.40 is: 19,168,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,492,781.58 : 35,179,595.64 = 13,890,440.40 : x
  2. Step 2: Convert to fraction form
    25,492,781.58/35,179,595.64 = 13,890,440.40/x
  3. Step 3: Cross multiply
    25,492,781.58x = 35,179,595.64 × 13,890,440.40
  4. Step 4: Simplify right side
    25,492,781.58x = 488,660,076,533,519.88
  5. Step 5: Solve for x
    x = 488,660,076,533,519.88/25,492,781.58
  6. Step 6: Final answer
    x = 19,168,566.40

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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.