Home / 19,590,017.70-29,385,689.81-5,213,099.32

Finding the Fourth Proportional to 19,590,017.70, 29,385,689.81 and 5,213,099.32

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Solution

The fourth proportional to 19,590,017.70, 29,385,689.81 and 5,213,099.32 is: 7,819,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590,017.70 : 29,385,689.81 = 5,213,099.32 : x
  2. Step 2: Convert to fraction form
    19,590,017.70/29,385,689.81 = 5,213,099.32/x
  3. Step 3: Cross multiply
    19,590,017.70x = 29,385,689.81 × 5,213,099.32
  4. Step 4: Simplify right side
    19,590,017.70x = 153,190,519,566,241.94
  5. Step 5: Solve for x
    x = 153,190,519,566,241.94/19,590,017.70
  6. Step 6: Final answer
    x = 7,819,825.48

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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.