Home / 19,509,891.50-26,921,688.44-10,806,438.26

Finding the Fourth Proportional to 19,509,891.50, 26,921,688.44 and 10,806,438.26

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Solution

The fourth proportional to 19,509,891.50, 26,921,688.44 and 10,806,438.26 is: 14,911,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509,891.50 : 26,921,688.44 = 10,806,438.26 : x
  2. Step 2: Convert to fraction form
    19,509,891.50/26,921,688.44 = 10,806,438.26/x
  3. Step 3: Cross multiply
    19,509,891.50x = 26,921,688.44 × 10,806,438.26
  4. Step 4: Simplify right side
    19,509,891.50x = 290,927,563,981,815.75
  5. Step 5: Solve for x
    x = 290,927,563,981,815.75/19,509,891.50
  6. Step 6: Final answer
    x = 14,911,798.15

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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.