Home / 12,483,937.80-18,714,096.90-7,370,294.40

Finding the Fourth Proportional to 12,483,937.80, 18,714,096.90 and 7,370,294.40

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Solution

The fourth proportional to 12,483,937.80, 18,714,096.90 and 7,370,294.40 is: 11,048,469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,937.80 : 18,714,096.90 = 7,370,294.40 : x
  2. Step 2: Convert to fraction form
    12,483,937.80/18,714,096.90 = 7,370,294.40/x
  3. Step 3: Cross multiply
    12,483,937.80x = 18,714,096.90 × 7,370,294.40
  4. Step 4: Simplify right side
    12,483,937.80x = 137,928,403,583,127.36
  5. Step 5: Solve for x
    x = 137,928,403,583,127.36/12,483,937.80
  6. Step 6: Final answer
    x = 11,048,469.30

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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.