Home / 13,802,268.37-19,047,713.21-7,690,695.25

Finding the Fourth Proportional to 13,802,268.37, 19,047,713.21 and 7,690,695.25

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Solution

The fourth proportional to 13,802,268.37, 19,047,713.21 and 7,690,695.25 is: 10,613,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,268.37 : 19,047,713.21 = 7,690,695.25 : x
  2. Step 2: Convert to fraction form
    13,802,268.37/19,047,713.21 = 7,690,695.25/x
  3. Step 3: Cross multiply
    13,802,268.37x = 19,047,713.21 × 7,690,695.25
  4. Step 4: Simplify right side
    13,802,268.37x = 146,490,157,507,509.25
  5. Step 5: Solve for x
    x = 146,490,157,507,509.25/13,802,268.37
  6. Step 6: Final answer
    x = 10,613,484.22

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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.