Home / 70,546,725.96-105,820,445.64-22,020,511.96

Finding the Fourth Proportional to 70,546,725.96, 105,820,445.64 and 22,020,511.96

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Solution

The fourth proportional to 70,546,725.96, 105,820,445.64 and 22,020,511.96 is: 33,030,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546,725.96 : 105,820,445.64 = 22,020,511.96 : x
  2. Step 2: Convert to fraction form
    70,546,725.96/105,820,445.64 = 22,020,511.96/x
  3. Step 3: Cross multiply
    70,546,725.96x = 105,820,445.64 × 22,020,511.96
  4. Step 4: Simplify right side
    70,546,725.96x = 2,330,220,388,828,150
  5. Step 5: Solve for x
    x = 2,330,220,388,828,150/70,546,725.96
  6. Step 6: Final answer
    x = 33,030,879.28

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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.