Home / 12,436,333.28-17,161,686.84-6,929,423.60

Finding the Fourth Proportional to 12,436,333.28, 17,161,686.84 and 6,929,423.60

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Solution

The fourth proportional to 12,436,333.28, 17,161,686.84 and 6,929,423.60 is: 9,562,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436,333.28 : 17,161,686.84 = 6,929,423.60 : x
  2. Step 2: Convert to fraction form
    12,436,333.28/17,161,686.84 = 6,929,423.60/x
  3. Step 3: Cross multiply
    12,436,333.28x = 17,161,686.84 × 6,929,423.60
  4. Step 4: Simplify right side
    12,436,333.28x = 118,920,597,804,905.42
  5. Step 5: Solve for x
    x = 118,920,597,804,905.42/12,436,333.28
  6. Step 6: Final answer
    x = 9,562,352.11

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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.