Home / 13,803,102.63-20,702,409.23-6,516,548.37

Finding the Fourth Proportional to 13,803,102.63, 20,702,409.23 and 6,516,548.37

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Solution

The fourth proportional to 13,803,102.63, 20,702,409.23 and 6,516,548.37 is: 9,773,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,102.63 : 20,702,409.23 = 6,516,548.37 : x
  2. Step 2: Convert to fraction form
    13,803,102.63/20,702,409.23 = 6,516,548.37/x
  3. Step 3: Cross multiply
    13,803,102.63x = 20,702,409.23 × 6,516,548.37
  4. Step 4: Simplify right side
    13,803,102.63x = 134,908,251,139,120.84
  5. Step 5: Solve for x
    x = 134,908,251,139,120.84/13,803,102.63
  6. Step 6: Final answer
    x = 9,773,762.81

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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.