Home / 18,710,299-28,065,449.58-4,526,875

Finding the Fourth Proportional to 18,710,299, 28,065,449.58 and 4,526,875

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Solution

The fourth proportional to 18,710,299, 28,065,449.58 and 4,526,875 is: 6,790,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,299 : 28,065,449.58 = 4,526,875 : x
  2. Step 2: Convert to fraction form
    18,710,299/28,065,449.58 = 4,526,875/x
  3. Step 3: Cross multiply
    18,710,299x = 28,065,449.58 × 4,526,875
  4. Step 4: Simplify right side
    18,710,299x = 127,048,782,067,462.48
  5. Step 5: Solve for x
    x = 127,048,782,067,462.48/18,710,299
  6. Step 6: Final answer
    x = 6,790,312.76

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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.