Home / 7,118,350.64-9,823,275.20-3,855,090.32

Finding the Fourth Proportional to 7,118,350.64, 9,823,275.20 and 3,855,090.32

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Solution

The fourth proportional to 7,118,350.64, 9,823,275.20 and 3,855,090.32 is: 5,319,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,350.64 : 9,823,275.20 = 3,855,090.32 : x
  2. Step 2: Convert to fraction form
    7,118,350.64/9,823,275.20 = 3,855,090.32/x
  3. Step 3: Cross multiply
    7,118,350.64x = 9,823,275.20 × 3,855,090.32
  4. Step 4: Simplify right side
    7,118,350.64x = 37,869,613,134,216.06
  5. Step 5: Solve for x
    x = 37,869,613,134,216.06/7,118,350.64
  6. Step 6: Final answer
    x = 5,319,998.28

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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.