Home / 19,477,037.55-26,875,974.63-11,219,800.35

Finding the Fourth Proportional to 19,477,037.55, 26,875,974.63 and 11,219,800.35

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Solution

The fourth proportional to 19,477,037.55, 26,875,974.63 and 11,219,800.35 is: 15,481,978.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477,037.55 : 26,875,974.63 = 11,219,800.35 : x
  2. Step 2: Convert to fraction form
    19,477,037.55/26,875,974.63 = 11,219,800.35/x
  3. Step 3: Cross multiply
    19,477,037.55x = 26,875,974.63 × 11,219,800.35
  4. Step 4: Simplify right side
    19,477,037.55x = 301,543,069,560,265.12
  5. Step 5: Solve for x
    x = 301,543,069,560,265.12/19,477,037.55
  6. Step 6: Final answer
    x = 15,481,978.14

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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.