Home / 9,756,798.49-13,464,203.70-5,405,868.91

Finding the Fourth Proportional to 9,756,798.49, 13,464,203.70 and 5,405,868.91

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Solution

The fourth proportional to 9,756,798.49, 13,464,203.70 and 5,405,868.91 is: 7,460,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,798.49 : 13,464,203.70 = 5,405,868.91 : x
  2. Step 2: Convert to fraction form
    9,756,798.49/13,464,203.70 = 5,405,868.91/x
  3. Step 3: Cross multiply
    9,756,798.49x = 13,464,203.70 × 5,405,868.91
  4. Step 4: Simplify right side
    9,756,798.49x = 72,785,720,179,736.97
  5. Step 5: Solve for x
    x = 72,785,720,179,736.97/9,756,798.49
  6. Step 6: Final answer
    x = 7,460,000.35

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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.