Home / 10,998,750.20-16,504,030.20-4,609,648.40

Finding the Fourth Proportional to 10,998,750.20, 16,504,030.20 and 4,609,648.40

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Solution

The fourth proportional to 10,998,750.20, 16,504,030.20 and 4,609,648.40 is: 6,916,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998,750.20 : 16,504,030.20 = 4,609,648.40 : x
  2. Step 2: Convert to fraction form
    10,998,750.20/16,504,030.20 = 4,609,648.40/x
  3. Step 3: Cross multiply
    10,998,750.20x = 16,504,030.20 × 4,609,648.40
  4. Step 4: Simplify right side
    10,998,750.20x = 76,077,776,404,981.69
  5. Step 5: Solve for x
    x = 76,077,776,404,981.69/10,998,750.20
  6. Step 6: Final answer
    x = 6,916,947.38

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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.