Home / 7,029,009.70-10,522,519.35-4,187,659.30

Finding the Fourth Proportional to 7,029,009.70, 10,522,519.35 and 4,187,659.30

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Solution

The fourth proportional to 7,029,009.70, 10,522,519.35 and 4,187,659.30 is: 6,268,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,009.70 : 10,522,519.35 = 4,187,659.30 : x
  2. Step 2: Convert to fraction form
    7,029,009.70/10,522,519.35 = 4,187,659.30/x
  3. Step 3: Cross multiply
    7,029,009.70x = 10,522,519.35 × 4,187,659.30
  4. Step 4: Simplify right side
    7,029,009.70x = 44,064,726,015,457.45
  5. Step 5: Solve for x
    x = 44,064,726,015,457.45/7,029,009.70
  6. Step 6: Final answer
    x = 6,268,980.68

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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.