Home / 9,166,347.36-12,649,918.40-6,271,809.12

Finding the Fourth Proportional to 9,166,347.36, 12,649,918.40 and 6,271,809.12

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Solution

The fourth proportional to 9,166,347.36, 12,649,918.40 and 6,271,809.12 is: 8,655,342.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,347.36 : 12,649,918.40 = 6,271,809.12 : x
  2. Step 2: Convert to fraction form
    9,166,347.36/12,649,918.40 = 6,271,809.12/x
  3. Step 3: Cross multiply
    9,166,347.36x = 12,649,918.40 × 6,271,809.12
  4. Step 4: Simplify right side
    9,166,347.36x = 79,337,873,588,375.81
  5. Step 5: Solve for x
    x = 79,337,873,588,375.81/9,166,347.36
  6. Step 6: Final answer
    x = 8,655,342.25

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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.