Home / 12,615,365.70-17,409,211.63-6,814,147.43

Finding the Fourth Proportional to 12,615,365.70, 17,409,211.63 and 6,814,147.43

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Solution

The fourth proportional to 12,615,365.70, 17,409,211.63 and 6,814,147.43 is: 9,403,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615,365.70 : 17,409,211.63 = 6,814,147.43 : x
  2. Step 2: Convert to fraction form
    12,615,365.70/17,409,211.63 = 6,814,147.43/x
  3. Step 3: Cross multiply
    12,615,365.70x = 17,409,211.63 × 6,814,147.43
  4. Step 4: Simplify right side
    12,615,365.70x = 118,628,934,713,378.28
  5. Step 5: Solve for x
    x = 118,628,934,713,378.28/12,615,365.70
  6. Step 6: Final answer
    x = 9,403,527.22

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1.5x scale

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.