Home / 19,385,121.48-26,746,769.40-11,010,628.32

Finding the Fourth Proportional to 19,385,121.48, 26,746,769.40 and 11,010,628.32

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Solution

The fourth proportional to 19,385,121.48, 26,746,769.40 and 11,010,628.32 is: 15,191,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,121.48 : 26,746,769.40 = 11,010,628.32 : x
  2. Step 2: Convert to fraction form
    19,385,121.48/26,746,769.40 = 11,010,628.32/x
  3. Step 3: Cross multiply
    19,385,121.48x = 26,746,769.40 × 11,010,628.32
  4. Step 4: Simplify right side
    19,385,121.48x = 294,498,736,624,149.38
  5. Step 5: Solve for x
    x = 294,498,736,624,149.38/19,385,121.48
  6. Step 6: Final answer
    x = 15,191,998.51

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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.