Home / 7,771,240.67-10,724,483.74-4,286,685.33

Finding the Fourth Proportional to 7,771,240.67, 10,724,483.74 and 4,286,685.33

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Solution

The fourth proportional to 7,771,240.67, 10,724,483.74 and 4,286,685.33 is: 5,915,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,240.67 : 10,724,483.74 = 4,286,685.33 : x
  2. Step 2: Convert to fraction form
    7,771,240.67/10,724,483.74 = 4,286,685.33/x
  3. Step 3: Cross multiply
    7,771,240.67x = 10,724,483.74 × 4,286,685.33
  4. Step 4: Simplify right side
    7,771,240.67x = 45,972,487,157,609.45
  5. Step 5: Solve for x
    x = 45,972,487,157,609.45/7,771,240.67
  6. Step 6: Final answer
    x = 5,915,720.43

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1.5x scale

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.