Home / 12,946,019.60-19,440,024.60-8,704,989.20

Finding the Fourth Proportional to 12,946,019.60, 19,440,024.60 and 8,704,989.20

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Solution

The fourth proportional to 12,946,019.60, 19,440,024.60 and 8,704,989.20 is: 13,071,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,019.60 : 19,440,024.60 = 8,704,989.20 : x
  2. Step 2: Convert to fraction form
    12,946,019.60/19,440,024.60 = 8,704,989.20/x
  3. Step 3: Cross multiply
    12,946,019.60x = 19,440,024.60 × 8,704,989.20
  4. Step 4: Simplify right side
    12,946,019.60x = 169,225,204,190,734.31
  5. Step 5: Solve for x
    x = 169,225,204,190,734.31/12,946,019.60
  6. Step 6: Final answer
    x = 13,071,601.11

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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.