Home / 30,610,023.50-42,241,832.44-16,858,987.63

Finding the Fourth Proportional to 30,610,023.50, 42,241,832.44 and 16,858,987.63

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Solution

The fourth proportional to 30,610,023.50, 42,241,832.44 and 16,858,987.63 is: 23,265,402.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,023.50 : 42,241,832.44 = 16,858,987.63 : x
  2. Step 2: Convert to fraction form
    30,610,023.50/42,241,832.44 = 16,858,987.63/x
  3. Step 3: Cross multiply
    30,610,023.50x = 42,241,832.44 × 16,858,987.63
  4. Step 4: Simplify right side
    30,610,023.50x = 712,154,530,426,740.75
  5. Step 5: Solve for x
    x = 712,154,530,426,740.75/30,610,023.50
  6. Step 6: Final answer
    x = 23,265,402.93

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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.