Home / 71,496,332.64-98,662,033.80-40,555,837.62

Finding the Fourth Proportional to 71,496,332.64, 98,662,033.80 and 40,555,837.62

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Solution

The fourth proportional to 71,496,332.64, 98,662,033.80 and 40,555,837.62 is: 55,965,407.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496,332.64 : 98,662,033.80 = 40,555,837.62 : x
  2. Step 2: Convert to fraction form
    71,496,332.64/98,662,033.80 = 40,555,837.62/x
  3. Step 3: Cross multiply
    71,496,332.64x = 98,662,033.80 × 40,555,837.62
  4. Step 4: Simplify right side
    71,496,332.64x = 4,001,321,422,051,751
  5. Step 5: Solve for x
    x = 4,001,321,422,051,751/71,496,332.64
  6. Step 6: Final answer
    x = 55,965,407.93

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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.