Home / 43,698,513-65,550,918.78-16,772,169

Finding the Fourth Proportional to 43,698,513, 65,550,918.78 and 16,772,169

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Solution

The fourth proportional to 43,698,513, 65,550,918.78 and 16,772,169 is: 25,159,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,698,513 : 65,550,918.78 = 16,772,169 : x
  2. Step 2: Convert to fraction form
    43,698,513/65,550,918.78 = 16,772,169/x
  3. Step 3: Cross multiply
    43,698,513x = 65,550,918.78 × 16,772,169
  4. Step 4: Simplify right side
    43,698,513x = 1,099,431,087,883,433.88
  5. Step 5: Solve for x
    x = 1,099,431,087,883,433.88/43,698,513
  6. Step 6: Final answer
    x = 25,159,462.24

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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.