Home / 20,636,674.64-30,955,083.96-6,259,866.32

Finding the Fourth Proportional to 20,636,674.64, 30,955,083.96 and 6,259,866.32

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Solution

The fourth proportional to 20,636,674.64, 30,955,083.96 and 6,259,866.32 is: 9,389,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,636,674.64 : 30,955,083.96 = 6,259,866.32 : x
  2. Step 2: Convert to fraction form
    20,636,674.64/30,955,083.96 = 6,259,866.32/x
  3. Step 3: Cross multiply
    20,636,674.64x = 30,955,083.96 × 6,259,866.32
  4. Step 4: Simplify right side
    20,636,674.64x = 193,774,687,513,976.25
  5. Step 5: Solve for x
    x = 193,774,687,513,976.25/20,636,674.64
  6. Step 6: Final answer
    x = 9,389,821.32

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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.