Home / 9,912,860.10-13,679,982.64-5,562,268.18

Finding the Fourth Proportional to 9,912,860.10, 13,679,982.64 and 5,562,268.18

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Solution

The fourth proportional to 9,912,860.10, 13,679,982.64 and 5,562,268.18 is: 7,676,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912,860.10 : 13,679,982.64 = 5,562,268.18 : x
  2. Step 2: Convert to fraction form
    9,912,860.10/13,679,982.64 = 5,562,268.18/x
  3. Step 3: Cross multiply
    9,912,860.10x = 13,679,982.64 × 5,562,268.18
  4. Step 4: Simplify right side
    9,912,860.10x = 76,091,732,090,710.06
  5. Step 5: Solve for x
    x = 76,091,732,090,710.06/9,912,860.10
  6. Step 6: Final answer
    x = 7,676,062.34

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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.