Home / 82,675,607.67-114,084,922.91-47,870,647.20

Finding the Fourth Proportional to 82,675,607.67, 114,084,922.91 and 47,870,647.20

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Solution

The fourth proportional to 82,675,607.67, 114,084,922.91 and 47,870,647.20 is: 66,057,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,675,607.67 : 114,084,922.91 = 47,870,647.20 : x
  2. Step 2: Convert to fraction form
    82,675,607.67/114,084,922.91 = 47,870,647.20/x
  3. Step 3: Cross multiply
    82,675,607.67x = 114,084,922.91 × 47,870,647.20
  4. Step 4: Simplify right side
    82,675,607.67x = 5,461,319,095,224,455
  5. Step 5: Solve for x
    x = 5,461,319,095,224,455/82,675,607.67
  6. Step 6: Final answer
    x = 66,057,199.33

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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.