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Finding the Fourth Proportional to 6,462,979.32, 9,693,417.42 and 3,051,259.32

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Solution

The fourth proportional to 6,462,979.32, 9,693,417.42 and 3,051,259.32 is: 4,576,392.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462,979.32 : 9,693,417.42 = 3,051,259.32 : x
  2. Step 2: Convert to fraction form
    6,462,979.32/9,693,417.42 = 3,051,259.32/x
  3. Step 3: Cross multiply
    6,462,979.32x = 9,693,417.42 × 3,051,259.32
  4. Step 4: Simplify right side
    6,462,979.32x = 29,577,130,245,425.35
  5. Step 5: Solve for x
    x = 29,577,130,245,425.35/6,462,979.32
  6. Step 6: Final answer
    x = 4,576,392.52

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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.