Home / 19,073,990.90-28,610,986.35-16,983,802.10

Finding the Fourth Proportional to 19,073,990.90, 28,610,986.35 and 16,983,802.10

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Solution

The fourth proportional to 19,073,990.90, 28,610,986.35 and 16,983,802.10 is: 25,475,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073,990.90 : 28,610,986.35 = 16,983,802.10 : x
  2. Step 2: Convert to fraction form
    19,073,990.90/28,610,986.35 = 16,983,802.10/x
  3. Step 3: Cross multiply
    19,073,990.90x = 28,610,986.35 × 16,983,802.10
  4. Step 4: Simplify right side
    19,073,990.90x = 485,923,330,054,201.38
  5. Step 5: Solve for x
    x = 485,923,330,054,201.38/19,073,990.90
  6. Step 6: Final answer
    x = 25,475,703.15

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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.