Home / 13,353,409.20-20,030,113.80-4,830,670.20

Finding the Fourth Proportional to 13,353,409.20, 20,030,113.80 and 4,830,670.20

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Solution

The fourth proportional to 13,353,409.20, 20,030,113.80 and 4,830,670.20 is: 7,246,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,409.20 : 20,030,113.80 = 4,830,670.20 : x
  2. Step 2: Convert to fraction form
    13,353,409.20/20,030,113.80 = 4,830,670.20/x
  3. Step 3: Cross multiply
    13,353,409.20x = 20,030,113.80 × 4,830,670.20
  4. Step 4: Simplify right side
    13,353,409.20x = 96,758,873,836,268.77
  5. Step 5: Solve for x
    x = 96,758,873,836,268.77/13,353,409.20
  6. Step 6: Final answer
    x = 7,246,005.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.