Home / 13,021,887.18-17,966,539.32-10,260,012.36

Finding the Fourth Proportional to 13,021,887.18, 17,966,539.32 and 10,260,012.36

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Solution

The fourth proportional to 13,021,887.18, 17,966,539.32 and 10,260,012.36 is: 14,155,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,887.18 : 17,966,539.32 = 10,260,012.36 : x
  2. Step 2: Convert to fraction form
    13,021,887.18/17,966,539.32 = 10,260,012.36/x
  3. Step 3: Cross multiply
    13,021,887.18x = 17,966,539.32 × 10,260,012.36
  4. Step 4: Simplify right side
    13,021,887.18x = 184,336,915,489,626
  5. Step 5: Solve for x
    x = 184,336,915,489,626/13,021,887.18
  6. Step 6: Final answer
    x = 14,155,929.39

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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.