Home / 6,618,085.73-9,927,136.40-2,069,158.40

Finding the Fourth Proportional to 6,618,085.73, 9,927,136.40 and 2,069,158.40

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Solution

The fourth proportional to 6,618,085.73, 9,927,136.40 and 2,069,158.40 is: 3,103,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,085.73 : 9,927,136.40 = 2,069,158.40 : x
  2. Step 2: Convert to fraction form
    6,618,085.73/9,927,136.40 = 2,069,158.40/x
  3. Step 3: Cross multiply
    6,618,085.73x = 9,927,136.40 × 2,069,158.40
  4. Step 4: Simplify right side
    6,618,085.73x = 20,540,817,670,005.76
  5. Step 5: Solve for x
    x = 20,540,817,670,005.76/6,618,085.73
  6. Step 6: Final answer
    x = 3,103,740.04

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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.