Home / 20,584,900.40-30,877,350.60-9,247,492.40

Finding the Fourth Proportional to 20,584,900.40, 30,877,350.60 and 9,247,492.40

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Solution

The fourth proportional to 20,584,900.40, 30,877,350.60 and 9,247,492.40 is: 13,871,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,584,900.40 : 30,877,350.60 = 9,247,492.40 : x
  2. Step 2: Convert to fraction form
    20,584,900.40/30,877,350.60 = 9,247,492.40/x
  3. Step 3: Cross multiply
    20,584,900.40x = 30,877,350.60 × 9,247,492.40
  4. Step 4: Simplify right side
    20,584,900.40x = 285,538,065,005,635.44
  5. Step 5: Solve for x
    x = 285,538,065,005,635.44/20,584,900.40
  6. Step 6: Final answer
    x = 13,871,238.60

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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.