Home / 18,683,651.07-25,783,454.52-10,423,714.64

Finding the Fourth Proportional to 18,683,651.07, 25,783,454.52 and 10,423,714.64

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Solution

The fourth proportional to 18,683,651.07, 25,783,454.52 and 10,423,714.64 is: 14,384,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,651.07 : 25,783,454.52 = 10,423,714.64 : x
  2. Step 2: Convert to fraction form
    18,683,651.07/25,783,454.52 = 10,423,714.64/x
  3. Step 3: Cross multiply
    18,683,651.07x = 25,783,454.52 × 10,423,714.64
  4. Step 4: Simplify right side
    18,683,651.07x = 268,759,372,220,980.88
  5. Step 5: Solve for x
    x = 268,759,372,220,980.88/18,683,651.07
  6. Step 6: Final answer
    x = 14,384,735.15

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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.