Home / 53,148,301.32-73,344,656.74-28,702,015.32

Finding the Fourth Proportional to 53,148,301.32, 73,344,656.74 and 28,702,015.32

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Solution

The fourth proportional to 53,148,301.32, 73,344,656.74 and 28,702,015.32 is: 39,608,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148,301.32 : 73,344,656.74 = 28,702,015.32 : x
  2. Step 2: Convert to fraction form
    53,148,301.32/73,344,656.74 = 28,702,015.32/x
  3. Step 3: Cross multiply
    53,148,301.32x = 73,344,656.74 × 28,702,015.32
  4. Step 4: Simplify right side
    53,148,301.32x = 2,105,139,461,391,621
  5. Step 5: Solve for x
    x = 2,105,139,461,391,621/53,148,301.32
  6. Step 6: Final answer
    x = 39,608,781.64

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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.