Home / 13,947,043.08-19,249,203.78-11,620,245.18

Finding the Fourth Proportional to 13,947,043.08, 19,249,203.78 and 11,620,245.18

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Solution

The fourth proportional to 13,947,043.08, 19,249,203.78 and 11,620,245.18 is: 16,037,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,947,043.08 : 19,249,203.78 = 11,620,245.18 : x
  2. Step 2: Convert to fraction form
    13,947,043.08/19,249,203.78 = 11,620,245.18/x
  3. Step 3: Cross multiply
    13,947,043.08x = 19,249,203.78 × 11,620,245.18
  4. Step 4: Simplify right side
    13,947,043.08x = 223,680,467,443,382.78
  5. Step 5: Solve for x
    x = 223,680,467,443,382.78/13,947,043.08
  6. Step 6: Final answer
    x = 16,037,841.58

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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.