Home / 53,342,289.68-73,612,585.32-28,896,003.68

Finding the Fourth Proportional to 53,342,289.68, 73,612,585.32 and 28,896,003.68

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Solution

The fourth proportional to 53,342,289.68, 73,612,585.32 and 28,896,003.68 is: 39,876,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,342,289.68 : 73,612,585.32 = 28,896,003.68 : x
  2. Step 2: Convert to fraction form
    53,342,289.68/73,612,585.32 = 28,896,003.68/x
  3. Step 3: Cross multiply
    53,342,289.68x = 73,612,585.32 × 28,896,003.68
  4. Step 4: Simplify right side
    53,342,289.68x = 2,127,109,536,301,033.75
  5. Step 5: Solve for x
    x = 2,127,109,536,301,033.75/53,342,289.68
  6. Step 6: Final answer
    x = 39,876,607.27

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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.