Home / 30,024,174.80-45,019,196.04-11,818,500.32

Finding the Fourth Proportional to 30,024,174.80, 45,019,196.04 and 11,818,500.32

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Solution

The fourth proportional to 30,024,174.80, 45,019,196.04 and 11,818,500.32 is: 17,721,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024,174.80 : 45,019,196.04 = 11,818,500.32 : x
  2. Step 2: Convert to fraction form
    30,024,174.80/45,019,196.04 = 11,818,500.32/x
  3. Step 3: Cross multiply
    30,024,174.80x = 45,019,196.04 × 11,818,500.32
  4. Step 4: Simplify right side
    30,024,174.80x = 532,059,382,804,882.75
  5. Step 5: Solve for x
    x = 532,059,382,804,882.75/30,024,174.80
  6. Step 6: Final answer
    x = 17,721,032.68

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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.