Home / 70,332,751.06-105,489,549.32-18,513,014.41

Finding the Fourth Proportional to 70,332,751.06, 105,489,549.32 and 18,513,014.41

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Solution

The fourth proportional to 70,332,751.06, 105,489,549.32 and 18,513,014.41 is: 27,767,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332,751.06 : 105,489,549.32 = 18,513,014.41 : x
  2. Step 2: Convert to fraction form
    70,332,751.06/105,489,549.32 = 18,513,014.41/x
  3. Step 3: Cross multiply
    70,332,751.06x = 105,489,549.32 × 18,513,014.41
  4. Step 4: Simplify right side
    70,332,751.06x = 1,952,929,546,711,848.25
  5. Step 5: Solve for x
    x = 1,952,929,546,711,848.25/70,332,751.06
  6. Step 6: Final answer
    x = 27,767,000.68

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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.