Home / 20,407,267.89-30,615,219.54-6,759,641.61

Finding the Fourth Proportional to 20,407,267.89, 30,615,219.54 and 6,759,641.61

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Solution

The fourth proportional to 20,407,267.89, 30,615,219.54 and 6,759,641.61 is: 10,140,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,407,267.89 : 30,615,219.54 = 6,759,641.61 : x
  2. Step 2: Convert to fraction form
    20,407,267.89/30,615,219.54 = 6,759,641.61/x
  3. Step 3: Cross multiply
    20,407,267.89x = 30,615,219.54 × 6,759,641.61
  4. Step 4: Simplify right side
    20,407,267.89x = 206,947,911,901,869.06
  5. Step 5: Solve for x
    x = 206,947,911,901,869.06/20,407,267.89
  6. Step 6: Final answer
    x = 10,140,892.60

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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.