Home / 70,546,726.96-105,820,447.14-22,020,512.96

Finding the Fourth Proportional to 70,546,726.96, 105,820,447.14 and 22,020,512.96

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Solution

The fourth proportional to 70,546,726.96, 105,820,447.14 and 22,020,512.96 is: 33,030,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546,726.96 : 105,820,447.14 = 22,020,512.96 : x
  2. Step 2: Convert to fraction form
    70,546,726.96/105,820,447.14 = 22,020,512.96/x
  3. Step 3: Cross multiply
    70,546,726.96x = 105,820,447.14 × 22,020,512.96
  4. Step 4: Simplify right side
    70,546,726.96x = 2,330,220,527,679,365
  5. Step 5: Solve for x
    x = 2,330,220,527,679,365/70,546,726.96
  6. Step 6: Final answer
    x = 33,030,880.78

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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.