Home / 45,529,127.60-68,270,344.20-13,612,276.40

Finding the Fourth Proportional to 45,529,127.60, 68,270,344.20 and 13,612,276.40

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Solution

The fourth proportional to 45,529,127.60, 68,270,344.20 and 13,612,276.40 is: 20,411,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,529,127.60 : 68,270,344.20 = 13,612,276.40 : x
  2. Step 2: Convert to fraction form
    45,529,127.60/68,270,344.20 = 13,612,276.40/x
  3. Step 3: Cross multiply
    45,529,127.60x = 68,270,344.20 × 13,612,276.40
  4. Step 4: Simplify right side
    45,529,127.60x = 929,314,795,173,537
  5. Step 5: Solve for x
    x = 929,314,795,173,537/45,529,127.60
  6. Step 6: Final answer
    x = 20,411,434.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.