Home / 14,223,713.30-19,628,784.20-7,697,343.08

Finding the Fourth Proportional to 14,223,713.30, 19,628,784.20 and 7,697,343.08

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Solution

The fourth proportional to 14,223,713.30, 19,628,784.20 and 7,697,343.08 is: 10,622,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,713.30 : 19,628,784.20 = 7,697,343.08 : x
  2. Step 2: Convert to fraction form
    14,223,713.30/19,628,784.20 = 7,697,343.08/x
  3. Step 3: Cross multiply
    14,223,713.30x = 19,628,784.20 × 7,697,343.08
  4. Step 4: Simplify right side
    14,223,713.30x = 151,089,486,230,683.34
  5. Step 5: Solve for x
    x = 151,089,486,230,683.34/14,223,713.30
  6. Step 6: Final answer
    x = 10,622,365.84

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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.