Home / 84,726,917.84-116,916,729.90-47,550,018.04

Finding the Fourth Proportional to 84,726,917.84, 116,916,729.90 and 47,550,018.04

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Solution

The fourth proportional to 84,726,917.84, 116,916,729.90 and 47,550,018.04 is: 65,615,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,917.84 : 116,916,729.90 = 47,550,018.04 : x
  2. Step 2: Convert to fraction form
    84,726,917.84/116,916,729.90 = 47,550,018.04/x
  3. Step 3: Cross multiply
    84,726,917.84x = 116,916,729.90 × 47,550,018.04
  4. Step 4: Simplify right side
    84,726,917.84x = 5,559,392,615,685,057
  5. Step 5: Solve for x
    x = 5,559,392,615,685,057/84,726,917.84
  6. Step 6: Final answer
    x = 65,615,423.74

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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.