Home / 6,439,477.07-9,643,272.28-4,729,565.66

Finding the Fourth Proportional to 6,439,477.07, 9,643,272.28 and 4,729,565.66

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Solution

The fourth proportional to 6,439,477.07, 9,643,272.28 and 4,729,565.66 is: 7,082,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,477.07 : 9,643,272.28 = 4,729,565.66 : x
  2. Step 2: Convert to fraction form
    6,439,477.07/9,643,272.28 = 4,729,565.66/x
  3. Step 3: Cross multiply
    6,439,477.07x = 9,643,272.28 × 4,729,565.66
  4. Step 4: Simplify right side
    6,439,477.07x = 45,608,489,365,477.63
  5. Step 5: Solve for x
    x = 45,608,489,365,477.63/6,439,477.07
  6. Step 6: Final answer
    x = 7,082,638.68

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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.