Home / 22,020,373.56-30,375,859.53-20,461,611.18

Finding the Fourth Proportional to 22,020,373.56, 30,375,859.53 and 20,461,611.18

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Solution

The fourth proportional to 22,020,373.56, 30,375,859.53 and 20,461,611.18 is: 28,225,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020,373.56 : 30,375,859.53 = 20,461,611.18 : x
  2. Step 2: Convert to fraction form
    22,020,373.56/30,375,859.53 = 20,461,611.18/x
  3. Step 3: Cross multiply
    22,020,373.56x = 30,375,859.53 × 20,461,611.18
  4. Step 4: Simplify right side
    22,020,373.56x = 621,539,026,961,157.50
  5. Step 5: Solve for x
    x = 621,539,026,961,157.50/22,020,373.56
  6. Step 6: Final answer
    x = 28,225,635.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.