Home / 12,225,815.80-18,327,059.70-4,547,404.60

Finding the Fourth Proportional to 12,225,815.80, 18,327,059.70 and 4,547,404.60

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Solution

The fourth proportional to 12,225,815.80, 18,327,059.70 and 4,547,404.60 is: 6,816,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,815.80 : 18,327,059.70 = 4,547,404.60 : x
  2. Step 2: Convert to fraction form
    12,225,815.80/18,327,059.70 = 4,547,404.60/x
  3. Step 3: Cross multiply
    12,225,815.80x = 18,327,059.70 × 4,547,404.60
  4. Step 4: Simplify right side
    12,225,815.80x = 83,340,555,584,254.61
  5. Step 5: Solve for x
    x = 83,340,555,584,254.61/12,225,815.80
  6. Step 6: Final answer
    x = 6,816,768.46

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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.