Home / 82,809,802.47-114,282,021.43-47,527,325.48

Finding the Fourth Proportional to 82,809,802.47, 114,282,021.43 and 47,527,325.48

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Solution

The fourth proportional to 82,809,802.47, 114,282,021.43 and 47,527,325.48 is: 65,590,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,809,802.47 : 114,282,021.43 = 47,527,325.48 : x
  2. Step 2: Convert to fraction form
    82,809,802.47/114,282,021.43 = 47,527,325.48/x
  3. Step 3: Cross multiply
    82,809,802.47x = 114,282,021.43 × 47,527,325.48
  4. Step 4: Simplify right side
    82,809,802.47x = 5,431,518,828,906,375
  5. Step 5: Solve for x
    x = 5,431,518,828,906,375/82,809,802.47
  6. Step 6: Final answer
    x = 65,590,288.43

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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.