Home / 13,308,924.80-19,963,387.20-13,196,950.40

Finding the Fourth Proportional to 13,308,924.80, 19,963,387.20 and 13,196,950.40

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Solution

The fourth proportional to 13,308,924.80, 19,963,387.20 and 13,196,950.40 is: 19,795,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,924.80 : 19,963,387.20 = 13,196,950.40 : x
  2. Step 2: Convert to fraction form
    13,308,924.80/19,963,387.20 = 13,196,950.40/x
  3. Step 3: Cross multiply
    13,308,924.80x = 19,963,387.20 × 13,196,950.40
  4. Step 4: Simplify right side
    13,308,924.80x = 263,455,830,694,394.88
  5. Step 5: Solve for x
    x = 263,455,830,694,394.88/13,308,924.80
  6. Step 6: Final answer
    x = 19,795,425.60

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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.