Home / 43,107,561.60-64,670,673.60-12,818,486.40

Finding the Fourth Proportional to 43,107,561.60, 64,670,673.60 and 12,818,486.40

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Solution

The fourth proportional to 43,107,561.60, 64,670,673.60 and 12,818,486.40 is: 19,230,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,107,561.60 : 64,670,673.60 = 12,818,486.40 : x
  2. Step 2: Convert to fraction form
    43,107,561.60/64,670,673.60 = 12,818,486.40/x
  3. Step 3: Cross multiply
    43,107,561.60x = 64,670,673.60 × 12,818,486.40
  4. Step 4: Simplify right side
    43,107,561.60x = 828,980,150,020,439.12
  5. Step 5: Solve for x
    x = 828,980,150,020,439.12/43,107,561.60
  6. Step 6: Final answer
    x = 19,230,504.33

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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.