Home / 9,712,639.14-13,403,090.72-5,361,632.03

Finding the Fourth Proportional to 9,712,639.14, 13,403,090.72 and 5,361,632.03

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Solution

The fourth proportional to 9,712,639.14, 13,403,090.72 and 5,361,632.03 is: 7,398,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,639.14 : 13,403,090.72 = 5,361,632.03 : x
  2. Step 2: Convert to fraction form
    9,712,639.14/13,403,090.72 = 5,361,632.03/x
  3. Step 3: Cross multiply
    9,712,639.14x = 13,403,090.72 × 5,361,632.03
  4. Step 4: Simplify right side
    9,712,639.14x = 71,862,440,552,259.56
  5. Step 5: Solve for x
    x = 71,862,440,552,259.56/9,712,639.14
  6. Step 6: Final answer
    x = 7,398,858.29

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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.