Home / 54,881,979.64-75,737,240.16-30,102,368.18

Finding the Fourth Proportional to 54,881,979.64, 75,737,240.16 and 30,102,368.18

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Solution

The fourth proportional to 54,881,979.64, 75,737,240.16 and 30,102,368.18 is: 41,541,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881,979.64 : 75,737,240.16 = 30,102,368.18 : x
  2. Step 2: Convert to fraction form
    54,881,979.64/75,737,240.16 = 30,102,368.18/x
  3. Step 3: Cross multiply
    54,881,979.64x = 75,737,240.16 × 30,102,368.18
  4. Step 4: Simplify right side
    54,881,979.64x = 2,279,870,288,233,402
  5. Step 5: Solve for x
    x = 2,279,870,288,233,402/54,881,979.64
  6. Step 6: Final answer
    x = 41,541,327.47

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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.