Home / 84,453,771.04-126,678,440.32-26,949,551.20

Finding the Fourth Proportional to 84,453,771.04, 126,678,440.32 and 26,949,551.20

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Solution

The fourth proportional to 84,453,771.04, 126,678,440.32 and 26,949,551.20 is: 40,423,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,453,771.04 : 126,678,440.32 = 26,949,551.20 : x
  2. Step 2: Convert to fraction form
    84,453,771.04/126,678,440.32 = 26,949,551.20/x
  3. Step 3: Cross multiply
    84,453,771.04x = 126,678,440.32 × 26,949,551.20
  4. Step 4: Simplify right side
    84,453,771.04x = 3,413,927,113,339,984
  5. Step 5: Solve for x
    x = 3,413,927,113,339,984/84,453,771.04
  6. Step 6: Final answer
    x = 40,423,619.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.