Home / 14,370,695.80-21,556,043.70-13,331,433.40

Finding the Fourth Proportional to 14,370,695.80, 21,556,043.70 and 13,331,433.40

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Solution

The fourth proportional to 14,370,695.80, 21,556,043.70 and 13,331,433.40 is: 19,997,150.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,695.80 : 21,556,043.70 = 13,331,433.40 : x
  2. Step 2: Convert to fraction form
    14,370,695.80/21,556,043.70 = 13,331,433.40/x
  3. Step 3: Cross multiply
    14,370,695.80x = 21,556,043.70 × 13,331,433.40
  4. Step 4: Simplify right side
    14,370,695.80x = 287,372,960,954,039.56
  5. Step 5: Solve for x
    x = 287,372,960,954,039.56/14,370,695.80
  6. Step 6: Final answer
    x = 19,997,150.10

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1.5x scale

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.