Home / 36,106,845.20-54,125,746.20-13,381,648.40

Finding the Fourth Proportional to 36,106,845.20, 54,125,746.20 and 13,381,648.40

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Solution

The fourth proportional to 36,106,845.20, 54,125,746.20 and 13,381,648.40 is: 20,059,678.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,106,845.20 : 54,125,746.20 = 13,381,648.40 : x
  2. Step 2: Convert to fraction form
    36,106,845.20/54,125,746.20 = 13,381,648.40/x
  3. Step 3: Cross multiply
    36,106,845.20x = 54,125,746.20 × 13,381,648.40
  4. Step 4: Simplify right side
    36,106,845.20x = 724,291,705,036,036.12
  5. Step 5: Solve for x
    x = 724,291,705,036,036.12/36,106,845.20
  6. Step 6: Final answer
    x = 20,059,678.46

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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.