Home / 8,114,312.70-12,168,666.18-2,355,485.04

Finding the Fourth Proportional to 8,114,312.70, 12,168,666.18 and 2,355,485.04

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Solution

The fourth proportional to 8,114,312.70, 12,168,666.18 and 2,355,485.04 is: 3,532,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114,312.70 : 12,168,666.18 = 2,355,485.04 : x
  2. Step 2: Convert to fraction form
    8,114,312.70/12,168,666.18 = 2,355,485.04/x
  3. Step 3: Cross multiply
    8,114,312.70x = 12,168,666.18 × 2,355,485.04
  4. Step 4: Simplify right side
    8,114,312.70x = 28,663,111,143,743.95
  5. Step 5: Solve for x
    x = 28,663,111,143,743.95/8,114,312.70
  6. Step 6: Final answer
    x = 3,532,413.92

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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.