Home / 38,670,503.44-53,364,229.08-21,266,848.30

Finding the Fourth Proportional to 38,670,503.44, 53,364,229.08 and 21,266,848.30

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Solution

The fourth proportional to 38,670,503.44, 53,364,229.08 and 21,266,848.30 is: 29,347,664.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670,503.44 : 53,364,229.08 = 21,266,848.30 : x
  2. Step 2: Convert to fraction form
    38,670,503.44/53,364,229.08 = 21,266,848.30/x
  3. Step 3: Cross multiply
    38,670,503.44x = 53,364,229.08 × 21,266,848.30
  4. Step 4: Simplify right side
    38,670,503.44x = 1,134,888,964,490,808.50
  5. Step 5: Solve for x
    x = 1,134,888,964,490,808.50/38,670,503.44
  6. Step 6: Final answer
    x = 29,347,664.59

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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.