Home / 7,242,503.40-10,848,008.70-4,397,653.80

Finding the Fourth Proportional to 7,242,503.40, 10,848,008.70 and 4,397,653.80

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Solution

The fourth proportional to 7,242,503.40, 10,848,008.70 and 4,397,653.80 is: 6,586,919.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,503.40 : 10,848,008.70 = 4,397,653.80 : x
  2. Step 2: Convert to fraction form
    7,242,503.40/10,848,008.70 = 4,397,653.80/x
  3. Step 3: Cross multiply
    7,242,503.40x = 10,848,008.70 × 4,397,653.80
  4. Step 4: Simplify right side
    7,242,503.40x = 47,705,786,681,988.05
  5. Step 5: Solve for x
    x = 47,705,786,681,988.05/7,242,503.40
  6. Step 6: Final answer
    x = 6,586,919.47

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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.