Home / 19,210,995.45-26,511,094.46-10,390,456.58

Finding the Fourth Proportional to 19,210,995.45, 26,511,094.46 and 10,390,456.58

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Solution

The fourth proportional to 19,210,995.45, 26,511,094.46 and 10,390,456.58 is: 14,338,787.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210,995.45 : 26,511,094.46 = 10,390,456.58 : x
  2. Step 2: Convert to fraction form
    19,210,995.45/26,511,094.46 = 10,390,456.58/x
  3. Step 3: Cross multiply
    19,210,995.45x = 26,511,094.46 × 10,390,456.58
  4. Step 4: Simplify right side
    19,210,995.45x = 275,462,375,768,329.19
  5. Step 5: Solve for x
    x = 275,462,375,768,329.19/19,210,995.45
  6. Step 6: Final answer
    x = 14,338,787.21

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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.