Home / 7,348,427.84-10,145,778.92-6,571,648.64

Finding the Fourth Proportional to 7,348,427.84, 10,145,778.92 and 6,571,648.64

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Solution

The fourth proportional to 7,348,427.84, 10,145,778.92 and 6,571,648.64 is: 9,073,300.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348,427.84 : 10,145,778.92 = 6,571,648.64 : x
  2. Step 2: Convert to fraction form
    7,348,427.84/10,145,778.92 = 6,571,648.64/x
  3. Step 3: Cross multiply
    7,348,427.84x = 10,145,778.92 × 6,571,648.64
  4. Step 4: Simplify right side
    7,348,427.84x = 66,674,494,157,771.52
  5. Step 5: Solve for x
    x = 66,674,494,157,771.52/7,348,427.84
  6. Step 6: Final answer
    x = 9,073,300.53

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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.