Home / 36,026,665.16-49,679,639.79-30,816,920.53

Finding the Fourth Proportional to 36,026,665.16, 49,679,639.79 and 30,816,920.53

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Solution

The fourth proportional to 36,026,665.16, 49,679,639.79 and 30,816,920.53 is: 42,495,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,026,665.16 : 49,679,639.79 = 30,816,920.53 : x
  2. Step 2: Convert to fraction form
    36,026,665.16/49,679,639.79 = 30,816,920.53/x
  3. Step 3: Cross multiply
    36,026,665.16x = 49,679,639.79 × 30,816,920.53
  4. Step 4: Simplify right side
    36,026,665.16x = 1,530,973,511,243,256.75
  5. Step 5: Solve for x
    x = 1,530,973,511,243,256.75/36,026,665.16
  6. Step 6: Final answer
    x = 42,495,565.57

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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.