Home / 53,357,149.74-73,633,702.59-31,331,136.18

Finding the Fourth Proportional to 53,357,149.74, 73,633,702.59 and 31,331,136.18

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Solution

The fourth proportional to 53,357,149.74, 73,633,702.59 and 31,331,136.18 is: 43,237,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357,149.74 : 73,633,702.59 = 31,331,136.18 : x
  2. Step 2: Convert to fraction form
    53,357,149.74/73,633,702.59 = 31,331,136.18/x
  3. Step 3: Cross multiply
    53,357,149.74x = 73,633,702.59 × 31,331,136.18
  4. Step 4: Simplify right side
    53,357,149.74x = 2,307,027,563,284,909
  5. Step 5: Solve for x
    x = 2,307,027,563,284,909/53,357,149.74
  6. Step 6: Final answer
    x = 43,237,458.79

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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.