Home / 30,468,590.93-42,046,735.33-16,529,945.31

Finding the Fourth Proportional to 30,468,590.93, 42,046,735.33 and 16,529,945.31

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Solution

The fourth proportional to 30,468,590.93, 42,046,735.33 and 16,529,945.31 is: 22,811,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,590.93 : 42,046,735.33 = 16,529,945.31 : x
  2. Step 2: Convert to fraction form
    30,468,590.93/42,046,735.33 = 16,529,945.31/x
  3. Step 3: Cross multiply
    30,468,590.93x = 42,046,735.33 × 16,529,945.31
  4. Step 4: Simplify right side
    30,468,590.93x = 695,030,235,489,607.25
  5. Step 5: Solve for x
    x = 695,030,235,489,607.25/30,468,590.93
  6. Step 6: Final answer
    x = 22,811,367.85

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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.