Home / 15,296,930.40-22,946,432.40-5,200,312.80

Finding the Fourth Proportional to 15,296,930.40, 22,946,432.40 and 5,200,312.80

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Solution

The fourth proportional to 15,296,930.40, 22,946,432.40 and 5,200,312.80 is: 7,800,821.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,296,930.40 : 22,946,432.40 = 5,200,312.80 : x
  2. Step 2: Convert to fraction form
    15,296,930.40/22,946,432.40 = 5,200,312.80/x
  3. Step 3: Cross multiply
    15,296,930.40x = 22,946,432.40 × 5,200,312.80
  4. Step 4: Simplify right side
    15,296,930.40x = 119,328,626,124,054.70
  5. Step 5: Solve for x
    x = 119,328,626,124,054.70/15,296,930.40
  6. Step 6: Final answer
    x = 7,800,821.67

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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.