Home / 20,196,248.10-30,291,419.70-5,817,816.60

Finding the Fourth Proportional to 20,196,248.10, 30,291,419.70 and 5,817,816.60

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Solution

The fourth proportional to 20,196,248.10, 30,291,419.70 and 5,817,816.60 is: 8,725,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,248.10 : 30,291,419.70 = 5,817,816.60 : x
  2. Step 2: Convert to fraction form
    20,196,248.10/30,291,419.70 = 5,817,816.60/x
  3. Step 3: Cross multiply
    20,196,248.10x = 30,291,419.70 × 5,817,816.60
  4. Step 4: Simplify right side
    20,196,248.10x = 176,229,924,368,227
  5. Step 5: Solve for x
    x = 176,229,924,368,227/20,196,248.10
  6. Step 6: Final answer
    x = 8,725,874.40

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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.