Home / 81,685,455.44-112,722,646.56-44,514,946.40

Finding the Fourth Proportional to 81,685,455.44, 112,722,646.56 and 44,514,946.40

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Solution

The fourth proportional to 81,685,455.44, 112,722,646.56 and 44,514,946.40 is: 61,428,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,685,455.44 : 112,722,646.56 = 44,514,946.40 : x
  2. Step 2: Convert to fraction form
    81,685,455.44/112,722,646.56 = 44,514,946.40/x
  3. Step 3: Cross multiply
    81,685,455.44x = 112,722,646.56 × 44,514,946.40
  4. Step 4: Simplify right side
    81,685,455.44x = 5,017,842,569,684,544
  5. Step 5: Solve for x
    x = 5,017,842,569,684,544/81,685,455.44
  6. Step 6: Final answer
    x = 61,428,837.52

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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.