Home / 26,228,000.40-39,342,000.60-12,791,072.40

Finding the Fourth Proportional to 26,228,000.40, 39,342,000.60 and 12,791,072.40

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Solution

The fourth proportional to 26,228,000.40, 39,342,000.60 and 12,791,072.40 is: 19,186,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228,000.40 : 39,342,000.60 = 12,791,072.40 : x
  2. Step 2: Convert to fraction form
    26,228,000.40/39,342,000.60 = 12,791,072.40/x
  3. Step 3: Cross multiply
    26,228,000.40x = 39,342,000.60 × 12,791,072.40
  4. Step 4: Simplify right side
    26,228,000.40x = 503,226,378,035,443.50
  5. Step 5: Solve for x
    x = 503,226,378,035,443.50/26,228,000.40
  6. Step 6: Final answer
    x = 19,186,608.60

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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.