Home / 25,492,563.60-35,179,742.85-13,890,127.08

Finding the Fourth Proportional to 25,492,563.60, 35,179,742.85 and 13,890,127.08

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Solution

The fourth proportional to 25,492,563.60, 35,179,742.85 and 13,890,127.08 is: 19,168,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,492,563.60 : 35,179,742.85 = 13,890,127.08 : x
  2. Step 2: Convert to fraction form
    25,492,563.60/35,179,742.85 = 13,890,127.08/x
  3. Step 3: Cross multiply
    25,492,563.60x = 35,179,742.85 × 13,890,127.08
  4. Step 4: Simplify right side
    25,492,563.60x = 488,651,098,828,221.38
  5. Step 5: Solve for x
    x = 488,651,098,828,221.38/25,492,563.60
  6. Step 6: Final answer
    x = 19,168,378.14

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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.