Home / 39,631,325.40-59,446,988.10-18,107,964.90

Finding the Fourth Proportional to 39,631,325.40, 59,446,988.10 and 18,107,964.90

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Solution

The fourth proportional to 39,631,325.40, 59,446,988.10 and 18,107,964.90 is: 27,161,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631,325.40 : 59,446,988.10 = 18,107,964.90 : x
  2. Step 2: Convert to fraction form
    39,631,325.40/59,446,988.10 = 18,107,964.90/x
  3. Step 3: Cross multiply
    39,631,325.40x = 59,446,988.10 × 18,107,964.90
  4. Step 4: Simplify right side
    39,631,325.40x = 1,076,463,973,925,517.62
  5. Step 5: Solve for x
    x = 1,076,463,973,925,517.62/39,631,325.40
  6. Step 6: Final answer
    x = 27,161,947.35

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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.