Home / 19,422,709.48-26,803,340.54-10,720,884.32

Finding the Fourth Proportional to 19,422,709.48, 26,803,340.54 and 10,720,884.32

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Solution

The fourth proportional to 19,422,709.48, 26,803,340.54 and 10,720,884.32 is: 14,794,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,709.48 : 26,803,340.54 = 10,720,884.32 : x
  2. Step 2: Convert to fraction form
    19,422,709.48/26,803,340.54 = 10,720,884.32/x
  3. Step 3: Cross multiply
    19,422,709.48x = 26,803,340.54 × 10,720,884.32
  4. Step 4: Simplify right side
    19,422,709.48x = 287,355,513,318,906.31
  5. Step 5: Solve for x
    x = 287,355,513,318,906.31/19,422,709.48
  6. Step 6: Final answer
    x = 14,794,821.17

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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.