Home / 9,725,825.93-13,421,681.42-5,315,640.64

Finding the Fourth Proportional to 9,725,825.93, 13,421,681.42 and 5,315,640.64

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Solution

The fourth proportional to 9,725,825.93, 13,421,681.42 and 5,315,640.64 is: 7,335,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,825.93 : 13,421,681.42 = 5,315,640.64 : x
  2. Step 2: Convert to fraction form
    9,725,825.93/13,421,681.42 = 5,315,640.64/x
  3. Step 3: Cross multiply
    9,725,825.93x = 13,421,681.42 × 5,315,640.64
  4. Step 4: Simplify right side
    9,725,825.93x = 71,344,835,258,549.94
  5. Step 5: Solve for x
    x = 71,344,835,258,549.94/9,725,825.93
  6. Step 6: Final answer
    x = 7,335,606.85

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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.