Home / 13,842,666.56-20,752,758.60-5,761,690.98

Finding the Fourth Proportional to 13,842,666.56, 20,752,758.60 and 5,761,690.98

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Solution

The fourth proportional to 13,842,666.56, 20,752,758.60 and 5,761,690.98 is: 8,637,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,666.56 : 20,752,758.60 = 5,761,690.98 : x
  2. Step 2: Convert to fraction form
    13,842,666.56/20,752,758.60 = 5,761,690.98/x
  3. Step 3: Cross multiply
    13,842,666.56x = 20,752,758.60 × 5,761,690.98
  4. Step 4: Simplify right side
    13,842,666.56x = 119,570,982,035,737.45
  5. Step 5: Solve for x
    x = 119,570,982,035,737.45/13,842,666.56
  6. Step 6: Final answer
    x = 8,637,857.56

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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.