Home / 40,275,152.48-60,379,933.44-18,723,346.40

Finding the Fourth Proportional to 40,275,152.48, 60,379,933.44 and 18,723,346.40

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Solution

The fourth proportional to 40,275,152.48, 60,379,933.44 and 18,723,346.40 is: 28,069,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275,152.48 : 60,379,933.44 = 18,723,346.40 : x
  2. Step 2: Convert to fraction form
    40,275,152.48/60,379,933.44 = 18,723,346.40/x
  3. Step 3: Cross multiply
    40,275,152.48x = 60,379,933.44 × 18,723,346.40
  4. Step 4: Simplify right side
    40,275,152.48x = 1,130,514,409,406,063.50
  5. Step 5: Solve for x
    x = 1,130,514,409,406,063.50/40,275,152.48
  6. Step 6: Final answer
    x = 28,069,773.54

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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.