Home / 6,990,141.42-9,641,426.02-4,665,861.95

Finding the Fourth Proportional to 6,990,141.42, 9,641,426.02 and 4,665,861.95

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Solution

The fourth proportional to 6,990,141.42, 9,641,426.02 and 4,665,861.95 is: 6,435,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,141.42 : 9,641,426.02 = 4,665,861.95 : x
  2. Step 2: Convert to fraction form
    6,990,141.42/9,641,426.02 = 4,665,861.95/x
  3. Step 3: Cross multiply
    6,990,141.42x = 9,641,426.02 × 4,665,861.95
  4. Step 4: Simplify right side
    6,990,141.42x = 44,985,562,750,586.16
  5. Step 5: Solve for x
    x = 44,985,562,750,586.16/6,990,141.42
  6. Step 6: Final answer
    x = 6,435,572.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.