Home / 38,510,674.32-57,771,412.92-12,605,010.51

Finding the Fourth Proportional to 38,510,674.32, 57,771,412.92 and 12,605,010.51

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Solution

The fourth proportional to 38,510,674.32, 57,771,412.92 and 12,605,010.51 is: 18,909,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,510,674.32 : 57,771,412.92 = 12,605,010.51 : x
  2. Step 2: Convert to fraction form
    38,510,674.32/57,771,412.92 = 12,605,010.51/x
  3. Step 3: Cross multiply
    38,510,674.32x = 57,771,412.92 × 12,605,010.51
  4. Step 4: Simplify right side
    38,510,674.32x = 728,209,267,250,792.62
  5. Step 5: Solve for x
    x = 728,209,267,250,792.62/38,510,674.32
  6. Step 6: Final answer
    x = 18,909,283.73

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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.