Home / 30,224,118.08-41,693,569.04-19,191,992.64

Finding the Fourth Proportional to 30,224,118.08, 41,693,569.04 and 19,191,992.64

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Solution

The fourth proportional to 30,224,118.08, 41,693,569.04 and 19,191,992.64 is: 26,474,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,224,118.08 : 41,693,569.04 = 19,191,992.64 : x
  2. Step 2: Convert to fraction form
    30,224,118.08/41,693,569.04 = 19,191,992.64/x
  3. Step 3: Cross multiply
    30,224,118.08x = 41,693,569.04 × 19,191,992.64
  4. Step 4: Simplify right side
    30,224,118.08x = 800,182,670,151,011.88
  5. Step 5: Solve for x
    x = 800,182,670,151,011.88/30,224,118.08
  6. Step 6: Final answer
    x = 26,474,971.68

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1.5x scale

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.