Home / 7,049,039.81-9,727,674.93-3,993,254.06

Finding the Fourth Proportional to 7,049,039.81, 9,727,674.93 and 3,993,254.06

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Solution

The fourth proportional to 7,049,039.81, 9,727,674.93 and 3,993,254.06 is: 5,510,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049,039.81 : 9,727,674.93 = 3,993,254.06 : x
  2. Step 2: Convert to fraction form
    7,049,039.81/9,727,674.93 = 3,993,254.06/x
  3. Step 3: Cross multiply
    7,049,039.81x = 9,727,674.93 × 3,993,254.06
  4. Step 4: Simplify right side
    7,049,039.81x = 38,845,077,408,582.72
  5. Step 5: Solve for x
    x = 38,845,077,408,582.72/7,049,039.81
  6. Step 6: Final answer
    x = 5,510,690.60

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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.