Home / 18,402,702.30-27,604,053.45-4,940,891.10

Finding the Fourth Proportional to 18,402,702.30, 27,604,053.45 and 4,940,891.10

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Solution

The fourth proportional to 18,402,702.30, 27,604,053.45 and 4,940,891.10 is: 7,411,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,702.30 : 27,604,053.45 = 4,940,891.10 : x
  2. Step 2: Convert to fraction form
    18,402,702.30/27,604,053.45 = 4,940,891.10/x
  3. Step 3: Cross multiply
    18,402,702.30x = 27,604,053.45 × 4,940,891.10
  4. Step 4: Simplify right side
    18,402,702.30x = 136,388,622,015,029.28
  5. Step 5: Solve for x
    x = 136,388,622,015,029.28/18,402,702.30
  6. Step 6: Final answer
    x = 7,411,336.65

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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.