Home / 19,936,628.69-29,909,986.81-5,559,698.01

Finding the Fourth Proportional to 19,936,628.69, 29,909,986.81 and 5,559,698.01

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Solution

The fourth proportional to 19,936,628.69, 29,909,986.81 and 5,559,698.01 is: 8,340,953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,628.69 : 29,909,986.81 = 5,559,698.01 : x
  2. Step 2: Convert to fraction form
    19,936,628.69/29,909,986.81 = 5,559,698.01/x
  3. Step 3: Cross multiply
    19,936,628.69x = 29,909,986.81 × 5,559,698.01
  4. Step 4: Simplify right side
    19,936,628.69x = 166,290,494,276,219.75
  5. Step 5: Solve for x
    x = 166,290,494,276,219.75/19,936,628.69
  6. Step 6: Final answer
    x = 8,340,953.57

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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.