Home / 13,309,750.94-19,962,628.31-4,210,666.23

Finding the Fourth Proportional to 13,309,750.94, 19,962,628.31 and 4,210,666.23

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Solution

The fourth proportional to 13,309,750.94, 19,962,628.31 and 4,210,666.23 is: 6,315,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,750.94 : 19,962,628.31 = 4,210,666.23 : x
  2. Step 2: Convert to fraction form
    13,309,750.94/19,962,628.31 = 4,210,666.23/x
  3. Step 3: Cross multiply
    13,309,750.94x = 19,962,628.31 × 4,210,666.23
  4. Step 4: Simplify right side
    13,309,750.94x = 84,055,964,865,905.64
  5. Step 5: Solve for x
    x = 84,055,964,865,905.64/13,309,750.94
  6. Step 6: Final answer
    x = 6,315,367.23

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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.