Home / 13,281,604.40-19,922,406.60-4,306,156.40

Finding the Fourth Proportional to 13,281,604.40, 19,922,406.60 and 4,306,156.40

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Solution

The fourth proportional to 13,281,604.40, 19,922,406.60 and 4,306,156.40 is: 6,459,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281,604.40 : 19,922,406.60 = 4,306,156.40 : x
  2. Step 2: Convert to fraction form
    13,281,604.40/19,922,406.60 = 4,306,156.40/x
  3. Step 3: Cross multiply
    13,281,604.40x = 19,922,406.60 × 4,306,156.40
  4. Step 4: Simplify right side
    13,281,604.40x = 85,788,998,683,992.25
  5. Step 5: Solve for x
    x = 85,788,998,683,992.25/13,281,604.40
  6. Step 6: Final answer
    x = 6,459,234.60

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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.