Home / 54,407,899.18-75,077,183.37-30,878,952.76

Finding the Fourth Proportional to 54,407,899.18, 75,077,183.37 and 30,878,952.76

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Solution

The fourth proportional to 54,407,899.18, 75,077,183.37 and 30,878,952.76 is: 42,609,709.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,407,899.18 : 75,077,183.37 = 30,878,952.76 : x
  2. Step 2: Convert to fraction form
    54,407,899.18/75,077,183.37 = 30,878,952.76/x
  3. Step 3: Cross multiply
    54,407,899.18x = 75,077,183.37 × 30,878,952.76
  4. Step 4: Simplify right side
    54,407,899.18x = 2,318,304,798,636,088
  5. Step 5: Solve for x
    x = 2,318,304,798,636,088/54,407,899.18
  6. Step 6: Final answer
    x = 42,609,709.87

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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.