Home / 6,686,019.20-10,029,086.40-1,893,814.40

Finding the Fourth Proportional to 6,686,019.20, 10,029,086.40 and 1,893,814.40

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Solution

The fourth proportional to 6,686,019.20, 10,029,086.40 and 1,893,814.40 is: 2,840,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,019.20 : 10,029,086.40 = 1,893,814.40 : x
  2. Step 2: Convert to fraction form
    6,686,019.20/10,029,086.40 = 1,893,814.40/x
  3. Step 3: Cross multiply
    6,686,019.20x = 10,029,086.40 × 1,893,814.40
  4. Step 4: Simplify right side
    6,686,019.20x = 18,993,228,243,164.16
  5. Step 5: Solve for x
    x = 18,993,228,243,164.16/6,686,019.20
  6. Step 6: Final answer
    x = 2,840,737.92

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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.