Home / 7,242,510.40-10,848,019.20-4,397,660.80

Finding the Fourth Proportional to 7,242,510.40, 10,848,019.20 and 4,397,660.80

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Solution

The fourth proportional to 7,242,510.40, 10,848,019.20 and 4,397,660.80 is: 6,586,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,510.40 : 10,848,019.20 = 4,397,660.80 : x
  2. Step 2: Convert to fraction form
    7,242,510.40/10,848,019.20 = 4,397,660.80/x
  3. Step 3: Cross multiply
    7,242,510.40x = 10,848,019.20 × 4,397,660.80
  4. Step 4: Simplify right side
    7,242,510.40x = 47,705,908,793,487.35
  5. Step 5: Solve for x
    x = 47,705,908,793,487.35/7,242,510.40
  6. Step 6: Final answer
    x = 6,586,929.97

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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.