Home / 54,457,639.16-75,151,543-30,011,353.16

Finding the Fourth Proportional to 54,457,639.16, 75,151,543 and 30,011,353.16

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Solution

The fourth proportional to 54,457,639.16, 75,151,543 and 30,011,353.16 is: 41,415,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,639.16 : 75,151,543 = 30,011,353.16 : x
  2. Step 2: Convert to fraction form
    54,457,639.16/75,151,543 = 30,011,353.16/x
  3. Step 3: Cross multiply
    54,457,639.16x = 75,151,543 × 30,011,353.16
  4. Step 4: Simplify right side
    54,457,639.16x = 2,255,399,497,491,926
  5. Step 5: Solve for x
    x = 2,255,399,497,491,926/54,457,639.16
  6. Step 6: Final answer
    x = 41,415,667.89

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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.