Home / 66,423,077.74-91,663,592.37-37,054,386.82

Finding the Fourth Proportional to 66,423,077.74, 91,663,592.37 and 37,054,386.82

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Solution

The fourth proportional to 66,423,077.74, 91,663,592.37 and 37,054,386.82 is: 51,134,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,423,077.74 : 91,663,592.37 = 37,054,386.82 : x
  2. Step 2: Convert to fraction form
    66,423,077.74/91,663,592.37 = 37,054,386.82/x
  3. Step 3: Cross multiply
    66,423,077.74x = 91,663,592.37 × 37,054,386.82
  4. Step 4: Simplify right side
    66,423,077.74x = 3,396,538,208,988,781
  5. Step 5: Solve for x
    x = 3,396,538,208,988,781/66,423,077.74
  6. Step 6: Final answer
    x = 51,134,911.61

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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.