Home / 35,836,631.41-49,458,345.93-21,906,140.74

Finding the Fourth Proportional to 35,836,631.41, 49,458,345.93 and 21,906,140.74

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Solution

The fourth proportional to 35,836,631.41, 49,458,345.93 and 21,906,140.74 is: 30,232,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836,631.41 : 49,458,345.93 = 21,906,140.74 : x
  2. Step 2: Convert to fraction form
    35,836,631.41/49,458,345.93 = 21,906,140.74/x
  3. Step 3: Cross multiply
    35,836,631.41x = 49,458,345.93 × 21,906,140.74
  4. Step 4: Simplify right side
    35,836,631.41x = 1,083,441,486,710,186.12
  5. Step 5: Solve for x
    x = 1,083,441,486,710,186.12/35,836,631.41
  6. Step 6: Final answer
    x = 30,232,793.77

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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.