Home / 8,282,121.60-12,423,603.60-2,602,401.60

Finding the Fourth Proportional to 8,282,121.60, 12,423,603.60 and 2,602,401.60

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Solution

The fourth proportional to 8,282,121.60, 12,423,603.60 and 2,602,401.60 is: 3,903,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,121.60 : 12,423,603.60 = 2,602,401.60 : x
  2. Step 2: Convert to fraction form
    8,282,121.60/12,423,603.60 = 2,602,401.60/x
  3. Step 3: Cross multiply
    8,282,121.60x = 12,423,603.60 × 2,602,401.60
  4. Step 4: Simplify right side
    8,282,121.60x = 32,331,205,886,405.76
  5. Step 5: Solve for x
    x = 32,331,205,886,405.76/8,282,121.60
  6. Step 6: Final answer
    x = 3,903,734.75

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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.