Home / 30,672,078.60-46,008,117.90-9,110,008.20

Finding the Fourth Proportional to 30,672,078.60, 46,008,117.90 and 9,110,008.20

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Solution

The fourth proportional to 30,672,078.60, 46,008,117.90 and 9,110,008.20 is: 13,665,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672,078.60 : 46,008,117.90 = 9,110,008.20 : x
  2. Step 2: Convert to fraction form
    30,672,078.60/46,008,117.90 = 9,110,008.20/x
  3. Step 3: Cross multiply
    30,672,078.60x = 46,008,117.90 × 9,110,008.20
  4. Step 4: Simplify right side
    30,672,078.60x = 419,134,331,335,566.75
  5. Step 5: Solve for x
    x = 419,134,331,335,566.75/30,672,078.60
  6. Step 6: Final answer
    x = 13,665,012.30

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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.