Home / 13,593,990.03-18,761,303.65-7,634,376.25

Finding the Fourth Proportional to 13,593,990.03, 18,761,303.65 and 7,634,376.25

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Solution

The fourth proportional to 13,593,990.03, 18,761,303.65 and 7,634,376.25 is: 10,536,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,990.03 : 18,761,303.65 = 7,634,376.25 : x
  2. Step 2: Convert to fraction form
    13,593,990.03/18,761,303.65 = 7,634,376.25/x
  3. Step 3: Cross multiply
    13,593,990.03x = 18,761,303.65 × 7,634,376.25
  4. Step 4: Simplify right side
    13,593,990.03x = 143,230,851,004,598.31
  5. Step 5: Solve for x
    x = 143,230,851,004,598.31/13,593,990.03
  6. Step 6: Final answer
    x = 10,536,336.33

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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.