Home / 19,133,309.10-26,403,947.94-10,431,479.40

Finding the Fourth Proportional to 19,133,309.10, 26,403,947.94 and 10,431,479.40

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Solution

The fourth proportional to 19,133,309.10, 26,403,947.94 and 10,431,479.40 is: 14,395,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,309.10 : 26,403,947.94 = 10,431,479.40 : x
  2. Step 2: Convert to fraction form
    19,133,309.10/26,403,947.94 = 10,431,479.40/x
  3. Step 3: Cross multiply
    19,133,309.10x = 26,403,947.94 × 10,431,479.40
  4. Step 4: Simplify right side
    19,133,309.10x = 275,432,239,014,782.47
  5. Step 5: Solve for x
    x = 275,432,239,014,782.47/19,133,309.10
  6. Step 6: Final answer
    x = 14,395,431.42

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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.