Home / 30,610,034.15-42,241,847.03-16,858,998.27

Finding the Fourth Proportional to 30,610,034.15, 42,241,847.03 and 16,858,998.27

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Solution

The fourth proportional to 30,610,034.15, 42,241,847.03 and 16,858,998.27 is: 23,265,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,034.15 : 42,241,847.03 = 16,858,998.27 : x
  2. Step 2: Convert to fraction form
    30,610,034.15/42,241,847.03 = 16,858,998.27/x
  3. Step 3: Cross multiply
    30,610,034.15x = 42,241,847.03 × 16,858,998.27
  4. Step 4: Simplify right side
    30,610,034.15x = 712,155,225,916,079.62
  5. Step 5: Solve for x
    x = 712,155,225,916,079.62/30,610,034.15
  6. Step 6: Final answer
    x = 23,265,417.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.