Home / 6,539,639.28-9,019,589.60-4,248,538.16

Finding the Fourth Proportional to 6,539,639.28, 9,019,589.60 and 4,248,538.16

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Solution

The fourth proportional to 6,539,639.28, 9,019,589.60 and 4,248,538.16 is: 5,859,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539,639.28 : 9,019,589.60 = 4,248,538.16 : x
  2. Step 2: Convert to fraction form
    6,539,639.28/9,019,589.60 = 4,248,538.16/x
  3. Step 3: Cross multiply
    6,539,639.28x = 9,019,589.60 × 4,248,538.16
  4. Step 4: Simplify right side
    6,539,639.28x = 38,320,070,603,139.13
  5. Step 5: Solve for x
    x = 38,320,070,603,139.13/6,539,639.28
  6. Step 6: Final answer
    x = 5,859,661.21

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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.