Home / 22,139,114.40-33,208,671.60-12,573,176.40

Finding the Fourth Proportional to 22,139,114.40, 33,208,671.60 and 12,573,176.40

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Solution

The fourth proportional to 22,139,114.40, 33,208,671.60 and 12,573,176.40 is: 18,859,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,114.40 : 33,208,671.60 = 12,573,176.40 : x
  2. Step 2: Convert to fraction form
    22,139,114.40/33,208,671.60 = 12,573,176.40/x
  3. Step 3: Cross multiply
    22,139,114.40x = 33,208,671.60 × 12,573,176.40
  4. Step 4: Simplify right side
    22,139,114.40x = 417,538,486,036,470.25
  5. Step 5: Solve for x
    x = 417,538,486,036,470.25/22,139,114.40
  6. Step 6: Final answer
    x = 18,859,764.60

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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.