Home / 20,196,240.60-30,291,408.45-5,817,809.10

Finding the Fourth Proportional to 20,196,240.60, 30,291,408.45 and 5,817,809.10

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Solution

The fourth proportional to 20,196,240.60, 30,291,408.45 and 5,817,809.10 is: 8,725,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,240.60 : 30,291,408.45 = 5,817,809.10 : x
  2. Step 2: Convert to fraction form
    20,196,240.60/30,291,408.45 = 5,817,809.10/x
  3. Step 3: Cross multiply
    20,196,240.60x = 30,291,408.45 × 5,817,809.10
  4. Step 4: Simplify right side
    20,196,240.60x = 176,229,631,732,226.88
  5. Step 5: Solve for x
    x = 176,229,631,732,226.88/20,196,240.60
  6. Step 6: Final answer
    x = 8,725,863.16

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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.