Home / 19,197,829.40-28,796,744.10-14,095,995.80

Finding the Fourth Proportional to 19,197,829.40, 28,796,744.10 and 14,095,995.80

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Solution

The fourth proportional to 19,197,829.40, 28,796,744.10 and 14,095,995.80 is: 21,143,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197,829.40 : 28,796,744.10 = 14,095,995.80 : x
  2. Step 2: Convert to fraction form
    19,197,829.40/28,796,744.10 = 14,095,995.80/x
  3. Step 3: Cross multiply
    19,197,829.40x = 28,796,744.10 × 14,095,995.80
  4. Step 4: Simplify right side
    19,197,829.40x = 405,918,783,887,274.81
  5. Step 5: Solve for x
    x = 405,918,783,887,274.81/19,197,829.40
  6. Step 6: Final answer
    x = 21,143,993.70

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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.