Home / 43,686,628-65,529,708.60-11,338,506.88

Finding the Fourth Proportional to 43,686,628, 65,529,708.60 and 11,338,506.88

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Solution

The fourth proportional to 43,686,628, 65,529,708.60 and 11,338,506.88 is: 17,007,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,686,628 : 65,529,708.60 = 11,338,506.88 : x
  2. Step 2: Convert to fraction form
    43,686,628/65,529,708.60 = 11,338,506.88/x
  3. Step 3: Cross multiply
    43,686,628x = 65,529,708.60 × 11,338,506.88
  4. Step 4: Simplify right side
    43,686,628x = 743,009,051,805,495.25
  5. Step 5: Solve for x
    x = 743,009,051,805,495.25/43,686,628
  6. Step 6: Final answer
    x = 17,007,699.74

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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.