Home / 12,304,959.96-18,457,485.30-3,785,237.40

Finding the Fourth Proportional to 12,304,959.96, 18,457,485.30 and 3,785,237.40

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Solution

The fourth proportional to 12,304,959.96, 18,457,485.30 and 3,785,237.40 is: 5,677,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,959.96 : 18,457,485.30 = 3,785,237.40 : x
  2. Step 2: Convert to fraction form
    12,304,959.96/18,457,485.30 = 3,785,237.40/x
  3. Step 3: Cross multiply
    12,304,959.96x = 18,457,485.30 × 3,785,237.40
  4. Step 4: Simplify right side
    12,304,959.96x = 69,865,963,667,510.22
  5. Step 5: Solve for x
    x = 69,865,963,667,510.22/12,304,959.96
  6. Step 6: Final answer
    x = 5,677,870.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.