Home / 12,304,520.10-18,430,208.10-10,178,756.10

Finding the Fourth Proportional to 12,304,520.10, 18,430,208.10 and 10,178,756.10

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Solution

The fourth proportional to 12,304,520.10, 18,430,208.10 and 10,178,756.10 is: 15,246,152.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,520.10 : 18,430,208.10 = 10,178,756.10 : x
  2. Step 2: Convert to fraction form
    12,304,520.10/18,430,208.10 = 10,178,756.10/x
  3. Step 3: Cross multiply
    12,304,520.10x = 18,430,208.10 × 10,178,756.10
  4. Step 4: Simplify right side
    12,304,520.10x = 187,596,593,122,144.41
  5. Step 5: Solve for x
    x = 187,596,593,122,144.41/12,304,520.10
  6. Step 6: Final answer
    x = 15,246,152.76

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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.