Home / 13,132,813.31-19,706,896.36-9,485,947.07

Finding the Fourth Proportional to 13,132,813.31, 19,706,896.36 and 9,485,947.07

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Solution

The fourth proportional to 13,132,813.31, 19,706,896.36 and 9,485,947.07 is: 14,234,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132,813.31 : 19,706,896.36 = 9,485,947.07 : x
  2. Step 2: Convert to fraction form
    13,132,813.31/19,706,896.36 = 9,485,947.07/x
  3. Step 3: Cross multiply
    13,132,813.31x = 19,706,896.36 × 9,485,947.07
  4. Step 4: Simplify right side
    13,132,813.31x = 186,938,575,736,587.19
  5. Step 5: Solve for x
    x = 186,938,575,736,587.19/13,132,813.31
  6. Step 6: Final answer
    x = 14,234,465.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.