Home / 66,687,988.32-92,033,302.32-37,319,067.36

Finding the Fourth Proportional to 66,687,988.32, 92,033,302.32 and 37,319,067.36

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Solution

The fourth proportional to 66,687,988.32, 92,033,302.32 and 37,319,067.36 is: 51,502,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,687,988.32 : 92,033,302.32 = 37,319,067.36 : x
  2. Step 2: Convert to fraction form
    66,687,988.32/92,033,302.32 = 37,319,067.36/x
  3. Step 3: Cross multiply
    66,687,988.32x = 92,033,302.32 × 37,319,067.36
  4. Step 4: Simplify right side
    66,687,988.32x = 3,434,597,008,643,324
  5. Step 5: Solve for x
    x = 3,434,597,008,643,324/66,687,988.32
  6. Step 6: Final answer
    x = 51,502,483.36

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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.