Home / 30,169,474.80-45,254,212.20-11,000,857.20

Finding the Fourth Proportional to 30,169,474.80, 45,254,212.20 and 11,000,857.20

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Solution

The fourth proportional to 30,169,474.80, 45,254,212.20 and 11,000,857.20 is: 16,501,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169,474.80 : 45,254,212.20 = 11,000,857.20 : x
  2. Step 2: Convert to fraction form
    30,169,474.80/45,254,212.20 = 11,000,857.20/x
  3. Step 3: Cross multiply
    30,169,474.80x = 45,254,212.20 × 11,000,857.20
  4. Step 4: Simplify right side
    30,169,474.80x = 497,835,126,110,697.81
  5. Step 5: Solve for x
    x = 497,835,126,110,697.81/30,169,474.80
  6. Step 6: Final answer
    x = 16,501,285.80

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1.5x scale

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.