Home / 43,523,750.40-65,288,083.20-13,232,601.60

Finding the Fourth Proportional to 43,523,750.40, 65,288,083.20 and 13,232,601.60

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Solution

The fourth proportional to 43,523,750.40, 65,288,083.20 and 13,232,601.60 is: 19,849,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,523,750.40 : 65,288,083.20 = 13,232,601.60 : x
  2. Step 2: Convert to fraction form
    43,523,750.40/65,288,083.20 = 13,232,601.60/x
  3. Step 3: Cross multiply
    43,523,750.40x = 65,288,083.20 × 13,232,601.60
  4. Step 4: Simplify right side
    43,523,750.40x = 863,931,194,213,253.12
  5. Step 5: Solve for x
    x = 863,931,194,213,253.12/43,523,750.40
  6. Step 6: Final answer
    x = 19,849,649.59

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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.