Home / 30,962,669.43-42,725,858.90-17,023,275.75

Finding the Fourth Proportional to 30,962,669.43, 42,725,858.90 and 17,023,275.75

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Solution

The fourth proportional to 30,962,669.43, 42,725,858.90 and 17,023,275.75 is: 23,490,677.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,962,669.43 : 42,725,858.90 = 17,023,275.75 : x
  2. Step 2: Convert to fraction form
    30,962,669.43/42,725,858.90 = 17,023,275.75/x
  3. Step 3: Cross multiply
    30,962,669.43x = 42,725,858.90 × 17,023,275.75
  4. Step 4: Simplify right side
    30,962,669.43x = 727,334,077,625,175.38
  5. Step 5: Solve for x
    x = 727,334,077,625,175.38/30,962,669.43
  6. Step 6: Final answer
    x = 23,490,677.35

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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.