Home / 40,435,362.48-55,800,797.28-21,850,510.92

Finding the Fourth Proportional to 40,435,362.48, 55,800,797.28 and 21,850,510.92

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Solution

The fourth proportional to 40,435,362.48, 55,800,797.28 and 21,850,510.92 is: 30,153,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435,362.48 : 55,800,797.28 = 21,850,510.92 : x
  2. Step 2: Convert to fraction form
    40,435,362.48/55,800,797.28 = 21,850,510.92/x
  3. Step 3: Cross multiply
    40,435,362.48x = 55,800,797.28 × 21,850,510.92
  4. Step 4: Simplify right side
    40,435,362.48x = 1,219,275,930,311,346.50
  5. Step 5: Solve for x
    x = 1,219,275,930,311,346.50/40,435,362.48
  6. Step 6: Final answer
    x = 30,153,703.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.