Home / 18,335,895.50-25,304,323.12-10,187,133.50

Finding the Fourth Proportional to 18,335,895.50, 25,304,323.12 and 10,187,133.50

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Solution

The fourth proportional to 18,335,895.50, 25,304,323.12 and 10,187,133.50 is: 14,058,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,895.50 : 25,304,323.12 = 10,187,133.50 : x
  2. Step 2: Convert to fraction form
    18,335,895.50/25,304,323.12 = 10,187,133.50/x
  3. Step 3: Cross multiply
    18,335,895.50x = 25,304,323.12 × 10,187,133.50
  4. Step 4: Simplify right side
    18,335,895.50x = 257,778,517,750,576.53
  5. Step 5: Solve for x
    x = 257,778,517,750,576.53/18,335,895.50
  6. Step 6: Final answer
    x = 14,058,681.66

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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.