Home / 14,146,121.20-21,219,181.80-4,561,812.40

Finding the Fourth Proportional to 14,146,121.20, 21,219,181.80 and 4,561,812.40

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Solution

The fourth proportional to 14,146,121.20, 21,219,181.80 and 4,561,812.40 is: 6,842,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146,121.20 : 21,219,181.80 = 4,561,812.40 : x
  2. Step 2: Convert to fraction form
    14,146,121.20/21,219,181.80 = 4,561,812.40/x
  3. Step 3: Cross multiply
    14,146,121.20x = 21,219,181.80 × 4,561,812.40
  4. Step 4: Simplify right side
    14,146,121.20x = 96,797,926,653,094.33
  5. Step 5: Solve for x
    x = 96,797,926,653,094.33/14,146,121.20
  6. Step 6: Final answer
    x = 6,842,718.60

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1.5x scale

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.