Home / 30,922,426.80-46,383,640.20-21,852,500.40

Finding the Fourth Proportional to 30,922,426.80, 46,383,640.20 and 21,852,500.40

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Solution

The fourth proportional to 30,922,426.80, 46,383,640.20 and 21,852,500.40 is: 32,778,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,922,426.80 : 46,383,640.20 = 21,852,500.40 : x
  2. Step 2: Convert to fraction form
    30,922,426.80/46,383,640.20 = 21,852,500.40/x
  3. Step 3: Cross multiply
    30,922,426.80x = 46,383,640.20 × 21,852,500.40
  4. Step 4: Simplify right side
    30,922,426.80x = 1,013,598,516,023,956.12
  5. Step 5: Solve for x
    x = 1,013,598,516,023,956.12/30,922,426.80
  6. Step 6: Final answer
    x = 32,778,750.60

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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.