Home / 12,984,702.72-19,473,248.64-4,891,839.36

Finding the Fourth Proportional to 12,984,702.72, 19,473,248.64 and 4,891,839.36

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Solution

The fourth proportional to 12,984,702.72, 19,473,248.64 and 4,891,839.36 is: 7,336,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,702.72 : 19,473,248.64 = 4,891,839.36 : x
  2. Step 2: Convert to fraction form
    12,984,702.72/19,473,248.64 = 4,891,839.36/x
  3. Step 3: Cross multiply
    12,984,702.72x = 19,473,248.64 × 4,891,839.36
  4. Step 4: Simplify right side
    12,984,702.72x = 95,260,004,164,218.48
  5. Step 5: Solve for x
    x = 95,260,004,164,218.48/12,984,702.72
  6. Step 6: Final answer
    x = 7,336,325.38

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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.