Home / 30,610,058.31-42,241,880.43-16,859,022.48

Finding the Fourth Proportional to 30,610,058.31, 42,241,880.43 and 16,859,022.48

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Solution

The fourth proportional to 30,610,058.31, 42,241,880.43 and 16,859,022.48 is: 23,265,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,058.31 : 42,241,880.43 = 16,859,022.48 : x
  2. Step 2: Convert to fraction form
    30,610,058.31/42,241,880.43 = 16,859,022.48/x
  3. Step 3: Cross multiply
    30,610,058.31x = 42,241,880.43 × 16,859,022.48
  4. Step 4: Simplify right side
    30,610,058.31x = 712,156,811,766,842.12
  5. Step 5: Solve for x
    x = 712,156,811,766,842.12/30,610,058.31
  6. Step 6: Final answer
    x = 23,265,451.00

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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.