Home / 19,209,903.33-26,509,318.43-10,507,999.83

Finding the Fourth Proportional to 19,209,903.33, 26,509,318.43 and 10,507,999.83

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Solution

The fourth proportional to 19,209,903.33, 26,509,318.43 and 10,507,999.83 is: 14,500,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,903.33 : 26,509,318.43 = 10,507,999.83 : x
  2. Step 2: Convert to fraction form
    19,209,903.33/26,509,318.43 = 10,507,999.83/x
  3. Step 3: Cross multiply
    19,209,903.33x = 26,509,318.43 × 10,507,999.83
  4. Step 4: Simplify right side
    19,209,903.33x = 278,559,913,503,315.88
  5. Step 5: Solve for x
    x = 278,559,913,503,315.88/19,209,903.33
  6. Step 6: Final answer
    x = 14,500,849.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.