Home / 7,993,743.40-11,990,615.10-3,742,215.40

Finding the Fourth Proportional to 7,993,743.40, 11,990,615.10 and 3,742,215.40

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Solution

The fourth proportional to 7,993,743.40, 11,990,615.10 and 3,742,215.40 is: 5,613,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993,743.40 : 11,990,615.10 = 3,742,215.40 : x
  2. Step 2: Convert to fraction form
    7,993,743.40/11,990,615.10 = 3,742,215.40/x
  3. Step 3: Cross multiply
    7,993,743.40x = 11,990,615.10 × 3,742,215.40
  4. Step 4: Simplify right side
    7,993,743.40x = 44,871,464,482,692.54
  5. Step 5: Solve for x
    x = 44,871,464,482,692.54/7,993,743.40
  6. Step 6: Final answer
    x = 5,613,323.10

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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.