Home / 81,470,401.34-112,401,639.97-46,184,423.45

Finding the Fourth Proportional to 81,470,401.34, 112,401,639.97 and 46,184,423.45

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Solution

The fourth proportional to 81,470,401.34, 112,401,639.97 and 46,184,423.45 is: 63,718,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,470,401.34 : 112,401,639.97 = 46,184,423.45 : x
  2. Step 2: Convert to fraction form
    81,470,401.34/112,401,639.97 = 46,184,423.45/x
  3. Step 3: Cross multiply
    81,470,401.34x = 112,401,639.97 × 46,184,423.45
  4. Step 4: Simplify right side
    81,470,401.34x = 5,191,204,936,171,456
  5. Step 5: Solve for x
    x = 5,191,204,936,171,456/81,470,401.34
  6. Step 6: Final answer
    x = 63,718,907.13

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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.