Home / 7,777,240.40-11,665,860.60-7,304,459.60

Finding the Fourth Proportional to 7,777,240.40, 11,665,860.60 and 7,304,459.60

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Solution

The fourth proportional to 7,777,240.40, 11,665,860.60 and 7,304,459.60 is: 10,956,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,240.40 : 11,665,860.60 = 7,304,459.60 : x
  2. Step 2: Convert to fraction form
    7,777,240.40/11,665,860.60 = 7,304,459.60/x
  3. Step 3: Cross multiply
    7,777,240.40x = 11,665,860.60 × 7,304,459.60
  4. Step 4: Simplify right side
    7,777,240.40x = 85,212,807,451,931.75
  5. Step 5: Solve for x
    x = 85,212,807,451,931.75/7,777,240.40
  6. Step 6: Final answer
    x = 10,956,689.40

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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.