Home / 22,276,913.60-33,383,488.80-12,671,998.40

Finding the Fourth Proportional to 22,276,913.60, 33,383,488.80 and 12,671,998.40

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Solution

The fourth proportional to 22,276,913.60, 33,383,488.80 and 12,671,998.40 is: 18,989,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,913.60 : 33,383,488.80 = 12,671,998.40 : x
  2. Step 2: Convert to fraction form
    22,276,913.60/33,383,488.80 = 12,671,998.40/x
  3. Step 3: Cross multiply
    22,276,913.60x = 33,383,488.80 × 12,671,998.40
  4. Step 4: Simplify right side
    22,276,913.60x = 423,035,516,660,017.94
  5. Step 5: Solve for x
    x = 423,035,516,660,017.94/22,276,913.60
  6. Step 6: Final answer
    x = 18,989,862.07

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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.