Home / 21,842,055.60-32,763,083.40-13,338,999.60

Finding the Fourth Proportional to 21,842,055.60, 32,763,083.40 and 13,338,999.60

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Solution

The fourth proportional to 21,842,055.60, 32,763,083.40 and 13,338,999.60 is: 20,008,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,055.60 : 32,763,083.40 = 13,338,999.60 : x
  2. Step 2: Convert to fraction form
    21,842,055.60/32,763,083.40 = 13,338,999.60/x
  3. Step 3: Cross multiply
    21,842,055.60x = 32,763,083.40 × 13,338,999.60
  4. Step 4: Simplify right side
    21,842,055.60x = 437,026,756,367,366.62
  5. Step 5: Solve for x
    x = 437,026,756,367,366.62/21,842,055.60
  6. Step 6: Final answer
    x = 20,008,499.40

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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.