Home / 27,518,947.83-41,188,598.64-20,230,477.56

Finding the Fourth Proportional to 27,518,947.83, 41,188,598.64 and 20,230,477.56

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Solution

The fourth proportional to 27,518,947.83, 41,188,598.64 and 20,230,477.56 is: 30,279,683.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518,947.83 : 41,188,598.64 = 20,230,477.56 : x
  2. Step 2: Convert to fraction form
    27,518,947.83/41,188,598.64 = 20,230,477.56/x
  3. Step 3: Cross multiply
    27,518,947.83x = 41,188,598.64 × 20,230,477.56
  4. Step 4: Simplify right side
    27,518,947.83x = 833,265,020,514,366.50
  5. Step 5: Solve for x
    x = 833,265,020,514,366.50/27,518,947.83
  6. Step 6: Final answer
    x = 30,279,683.14

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1.5x scale

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.