Home / 9,362,921.40-14,054,879.70-7,242,406.20

Finding the Fourth Proportional to 9,362,921.40, 14,054,879.70 and 7,242,406.20

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Solution

The fourth proportional to 9,362,921.40, 14,054,879.70 and 7,242,406.20 is: 10,871,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362,921.40 : 14,054,879.70 = 7,242,406.20 : x
  2. Step 2: Convert to fraction form
    9,362,921.40/14,054,879.70 = 7,242,406.20/x
  3. Step 3: Cross multiply
    9,362,921.40x = 14,054,879.70 × 7,242,406.20
  4. Step 4: Simplify right side
    9,362,921.40x = 101,791,147,879,534.14
  5. Step 5: Solve for x
    x = 101,791,147,879,534.14/9,362,921.40
  6. Step 6: Final answer
    x = 10,871,729.40

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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.