Home / 38,125,596.96-52,613,856.48-20,721,936.96

Finding the Fourth Proportional to 38,125,596.96, 52,613,856.48 and 20,721,936.96

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Solution

The fourth proportional to 38,125,596.96, 52,613,856.48 and 20,721,936.96 is: 28,596,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125,596.96 : 52,613,856.48 = 20,721,936.96 : x
  2. Step 2: Convert to fraction form
    38,125,596.96/52,613,856.48 = 20,721,936.96/x
  3. Step 3: Cross multiply
    38,125,596.96x = 52,613,856.48 × 20,721,936.96
  4. Step 4: Simplify right side
    38,125,596.96x = 1,090,261,017,201,047.50
  5. Step 5: Solve for x
    x = 1,090,261,017,201,047.50/38,125,596.96
  6. Step 6: Final answer
    x = 28,596,562.52

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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.