Home / 30,213,399.57-41,694,497.40-16,462,363.69

Finding the Fourth Proportional to 30,213,399.57, 41,694,497.40 and 16,462,363.69

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Solution

The fourth proportional to 30,213,399.57, 41,694,497.40 and 16,462,363.69 is: 22,718,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,399.57 : 41,694,497.40 = 16,462,363.69 : x
  2. Step 2: Convert to fraction form
    30,213,399.57/41,694,497.40 = 16,462,363.69/x
  3. Step 3: Cross multiply
    30,213,399.57x = 41,694,497.40 × 16,462,363.69
  4. Step 4: Simplify right side
    30,213,399.57x = 686,389,980,070,559.38
  5. Step 5: Solve for x
    x = 686,389,980,070,559.38/30,213,399.57
  6. Step 6: Final answer
    x = 22,718,065.16

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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.