Home / 21,768,064.60-32,652,096.90-19,416,602.20

Finding the Fourth Proportional to 21,768,064.60, 32,652,096.90 and 19,416,602.20

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Solution

The fourth proportional to 21,768,064.60, 32,652,096.90 and 19,416,602.20 is: 29,124,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,768,064.60 : 32,652,096.90 = 19,416,602.20 : x
  2. Step 2: Convert to fraction form
    21,768,064.60/32,652,096.90 = 19,416,602.20/x
  3. Step 3: Cross multiply
    21,768,064.60x = 32,652,096.90 × 19,416,602.20
  4. Step 4: Simplify right side
    21,768,064.60x = 633,992,776,503,153.12
  5. Step 5: Solve for x
    x = 633,992,776,503,153.12/21,768,064.60
  6. Step 6: Final answer
    x = 29,124,903.30

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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.