Home / 43,964,145.60-65,946,218.40-21,289,329.60

Finding the Fourth Proportional to 43,964,145.60, 65,946,218.40 and 21,289,329.60

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Solution

The fourth proportional to 43,964,145.60, 65,946,218.40 and 21,289,329.60 is: 31,933,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,964,145.60 : 65,946,218.40 = 21,289,329.60 : x
  2. Step 2: Convert to fraction form
    43,964,145.60/65,946,218.40 = 21,289,329.60/x
  3. Step 3: Cross multiply
    43,964,145.60x = 65,946,218.40 × 21,289,329.60
  4. Step 4: Simplify right side
    43,964,145.60x = 1,403,950,779,391,184.75
  5. Step 5: Solve for x
    x = 1,403,950,779,391,184.75/43,964,145.60
  6. Step 6: Final answer
    x = 31,933,994.40

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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.