Home / 38,670,502.44-53,364,227.70-21,266,847.30

Finding the Fourth Proportional to 38,670,502.44, 53,364,227.70 and 21,266,847.30

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Solution

The fourth proportional to 38,670,502.44, 53,364,227.70 and 21,266,847.30 is: 29,347,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670,502.44 : 53,364,227.70 = 21,266,847.30 : x
  2. Step 2: Convert to fraction form
    38,670,502.44/53,364,227.70 = 21,266,847.30/x
  3. Step 3: Cross multiply
    38,670,502.44x = 53,364,227.70 × 21,266,847.30
  4. Step 4: Simplify right side
    38,670,502.44x = 1,134,888,881,778,330.25
  5. Step 5: Solve for x
    x = 1,134,888,881,778,330.25/38,670,502.44
  6. Step 6: Final answer
    x = 29,347,663.21

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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.