Home / 66,785,214.72-92,173,326.04-37,418,532.28

Finding the Fourth Proportional to 66,785,214.72, 92,173,326.04 and 37,418,532.28

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Solution

The fourth proportional to 66,785,214.72, 92,173,326.04 and 37,418,532.28 is: 51,643,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,785,214.72 : 92,173,326.04 = 37,418,532.28 : x
  2. Step 2: Convert to fraction form
    66,785,214.72/92,173,326.04 = 37,418,532.28/x
  3. Step 3: Cross multiply
    66,785,214.72x = 92,173,326.04 × 37,418,532.28
  4. Step 4: Simplify right side
    66,785,214.72x = 3,448,990,575,782,705
  5. Step 5: Solve for x
    x = 3,448,990,575,782,705/66,785,214.72
  6. Step 6: Final answer
    x = 51,643,025.93

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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.