Home / 20,736,067.60-31,104,101.40-14,241,552.40

Finding the Fourth Proportional to 20,736,067.60, 31,104,101.40 and 14,241,552.40

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Solution

The fourth proportional to 20,736,067.60, 31,104,101.40 and 14,241,552.40 is: 21,362,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,067.60 : 31,104,101.40 = 14,241,552.40 : x
  2. Step 2: Convert to fraction form
    20,736,067.60/31,104,101.40 = 14,241,552.40/x
  3. Step 3: Cross multiply
    20,736,067.60x = 31,104,101.40 × 14,241,552.40
  4. Step 4: Simplify right side
    20,736,067.60x = 442,970,689,943,013.38
  5. Step 5: Solve for x
    x = 442,970,689,943,013.38/20,736,067.60
  6. Step 6: Final answer
    x = 21,362,328.60

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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.