Home / 38,907,680.46-58,362,709.65-13,348,331.34

Finding the Fourth Proportional to 38,907,680.46, 58,362,709.65 and 13,348,331.34

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Solution

The fourth proportional to 38,907,680.46, 58,362,709.65 and 13,348,331.34 is: 20,022,904.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907,680.46 : 58,362,709.65 = 13,348,331.34 : x
  2. Step 2: Convert to fraction form
    38,907,680.46/58,362,709.65 = 13,348,331.34/x
  3. Step 3: Cross multiply
    38,907,680.46x = 58,362,709.65 × 13,348,331.34
  4. Step 4: Simplify right side
    38,907,680.46x = 779,044,786,308,415.38
  5. Step 5: Solve for x
    x = 779,044,786,308,415.38/38,907,680.46
  6. Step 6: Final answer
    x = 20,022,904.91

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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.