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Finding the Fourth Proportional to 9,762,390.63, 14,643,739.44 and 3,695,493.51

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Solution

The fourth proportional to 9,762,390.63, 14,643,739.44 and 3,695,493.51 is: 5,543,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,762,390.63 : 14,643,739.44 = 3,695,493.51 : x
  2. Step 2: Convert to fraction form
    9,762,390.63/14,643,739.44 = 3,695,493.51/x
  3. Step 3: Cross multiply
    9,762,390.63x = 14,643,739.44 × 3,695,493.51
  4. Step 4: Simplify right side
    9,762,390.63x = 54,115,844,062,651.03
  5. Step 5: Solve for x
    x = 54,115,844,062,651.03/9,762,390.63
  6. Step 6: Final answer
    x = 5,543,298.37

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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.