Home / 9,869,802.20-14,804,703.30-3,138,896.60

Finding the Fourth Proportional to 9,869,802.20, 14,804,703.30 and 3,138,896.60

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Solution

The fourth proportional to 9,869,802.20, 14,804,703.30 and 3,138,896.60 is: 4,708,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,802.20 : 14,804,703.30 = 3,138,896.60 : x
  2. Step 2: Convert to fraction form
    9,869,802.20/14,804,703.30 = 3,138,896.60/x
  3. Step 3: Cross multiply
    9,869,802.20x = 14,804,703.30 × 3,138,896.60
  4. Step 4: Simplify right side
    9,869,802.20x = 46,470,432,852,378.78
  5. Step 5: Solve for x
    x = 46,470,432,852,378.78/9,869,802.20
  6. Step 6: Final answer
    x = 4,708,344.90

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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.