Home / 13,298,628.80-19,898,176.80-8,819,652.80

Finding the Fourth Proportional to 13,298,628.80, 19,898,176.80 and 8,819,652.80

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Solution

The fourth proportional to 13,298,628.80, 19,898,176.80 and 8,819,652.80 is: 13,196,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,628.80 : 19,898,176.80 = 8,819,652.80 : x
  2. Step 2: Convert to fraction form
    13,298,628.80/19,898,176.80 = 8,819,652.80/x
  3. Step 3: Cross multiply
    13,298,628.80x = 19,898,176.80 × 8,819,652.80
  4. Step 4: Simplify right side
    13,298,628.80x = 175,495,010,729,015.06
  5. Step 5: Solve for x
    x = 175,495,010,729,015.06/13,298,628.80
  6. Step 6: Final answer
    x = 13,196,474.12

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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.