Home / 30,785,634.84-66,929,829.75

Finding the Third Proportional to 30,785,634.84 and 66,929,829.75

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Solution

The third proportional to 30,785,634.84 and 66,929,829.75 is: 145,509,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,785,634.84 : 66,929,829.75 = 66,929,829.75 : x
  2. Step 2: Convert to fraction form
    30,785,634.84/66,929,829.75 = 66,929,829.75/x
  3. Step 3: Cross multiply
    30,785,634.84x = 66,929,829.75 × 66,929,829.75
  4. Step 4: Simplify right side
    30,785,634.84x = 4,479,602,110,363,985
  5. Step 5: Solve for x
    x = 4,479,602,110,363,985/30,785,634.84
  6. Step 6: Final answer
    x = 145,509,492.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.