Home / 6,450,407.49-8,901,563.79-3,549,798.36

Finding the Fourth Proportional to 6,450,407.49, 8,901,563.79 and 3,549,798.36

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Solution

The fourth proportional to 6,450,407.49, 8,901,563.79 and 3,549,798.36 is: 4,898,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450,407.49 : 8,901,563.79 = 3,549,798.36 : x
  2. Step 2: Convert to fraction form
    6,450,407.49/8,901,563.79 = 3,549,798.36/x
  3. Step 3: Cross multiply
    6,450,407.49x = 8,901,563.79 × 3,549,798.36
  4. Step 4: Simplify right side
    6,450,407.49x = 31,598,756,516,503.14
  5. Step 5: Solve for x
    x = 31,598,756,516,503.14/6,450,407.49
  6. Step 6: Final answer
    x = 4,898,722.53

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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.