Home / 9,672,562.54-14,510,615.28-3,989,686.78

Finding the Fourth Proportional to 9,672,562.54, 14,510,615.28 and 3,989,686.78

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Solution

The fourth proportional to 9,672,562.54, 14,510,615.28 and 3,989,686.78 is: 5,985,260.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,562.54 : 14,510,615.28 = 3,989,686.78 : x
  2. Step 2: Convert to fraction form
    9,672,562.54/14,510,615.28 = 3,989,686.78/x
  3. Step 3: Cross multiply
    9,672,562.54x = 14,510,615.28 × 3,989,686.78
  4. Step 4: Simplify right side
    9,672,562.54x = 57,892,809,952,281.99
  5. Step 5: Solve for x
    x = 57,892,809,952,281.99/9,672,562.54
  6. Step 6: Final answer
    x = 5,985,260.86

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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.