Home / 12,843,852.64-17,724,716.40-7,043,164

Finding the Fourth Proportional to 12,843,852.64, 17,724,716.40 and 7,043,164

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Solution

The fourth proportional to 12,843,852.64, 17,724,716.40 and 7,043,164 is: 9,719,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,852.64 : 17,724,716.40 = 7,043,164 : x
  2. Step 2: Convert to fraction form
    12,843,852.64/17,724,716.40 = 7,043,164/x
  3. Step 3: Cross multiply
    12,843,852.64x = 17,724,716.40 × 7,043,164
  4. Step 4: Simplify right side
    12,843,852.64x = 124,838,084,458,689.59
  5. Step 5: Solve for x
    x = 124,838,084,458,689.59/12,843,852.64
  6. Step 6: Final answer
    x = 9,719,675.86

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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.