Home / 54,457,643.79-75,151,550.52-30,011,357.79

Finding the Fourth Proportional to 54,457,643.79, 75,151,550.52 and 30,011,357.79

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Solution

The fourth proportional to 54,457,643.79, 75,151,550.52 and 30,011,357.79 is: 41,415,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,643.79 : 75,151,550.52 = 30,011,357.79 : x
  2. Step 2: Convert to fraction form
    54,457,643.79/75,151,550.52 = 30,011,357.79/x
  3. Step 3: Cross multiply
    54,457,643.79x = 75,151,550.52 × 30,011,357.79
  4. Step 4: Simplify right side
    54,457,643.79x = 2,255,400,071,128,980.50
  5. Step 5: Solve for x
    x = 2,255,400,071,128,980.50/54,457,643.79
  6. Step 6: Final answer
    x = 41,415,674.90

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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.