Home / 25,103,964.84-37,638,756.41-12,784,080.45

Finding the Fourth Proportional to 25,103,964.84, 37,638,756.41 and 12,784,080.45

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Solution

The fourth proportional to 25,103,964.84, 37,638,756.41 and 12,784,080.45 is: 19,167,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103,964.84 : 37,638,756.41 = 12,784,080.45 : x
  2. Step 2: Convert to fraction form
    25,103,964.84/37,638,756.41 = 12,784,080.45/x
  3. Step 3: Cross multiply
    25,103,964.84x = 37,638,756.41 × 12,784,080.45
  4. Step 4: Simplify right side
    25,103,964.84x = 481,176,890,060,618.12
  5. Step 5: Solve for x
    x = 481,176,890,060,618.12/25,103,964.84
  6. Step 6: Final answer
    x = 19,167,366.31

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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.