Home / 6,884,345.21-9,500,406.02-3,828,559.46

Finding the Fourth Proportional to 6,884,345.21, 9,500,406.02 and 3,828,559.46

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Solution

The fourth proportional to 6,884,345.21, 9,500,406.02 and 3,828,559.46 is: 5,283,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884,345.21 : 9,500,406.02 = 3,828,559.46 : x
  2. Step 2: Convert to fraction form
    6,884,345.21/9,500,406.02 = 3,828,559.46/x
  3. Step 3: Cross multiply
    6,884,345.21x = 9,500,406.02 × 3,828,559.46
  4. Step 4: Simplify right side
    6,884,345.21x = 36,372,869,275,067.12
  5. Step 5: Solve for x
    x = 36,372,869,275,067.12/6,884,345.21
  6. Step 6: Final answer
    x = 5,283,417.40

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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.