Home / 14,128,393.48-21,161,692.40-10,017,252.96

Finding the Fourth Proportional to 14,128,393.48, 21,161,692.40 and 10,017,252.96

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Solution

The fourth proportional to 14,128,393.48, 21,161,692.40 and 10,017,252.96 is: 15,003,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,393.48 : 21,161,692.40 = 10,017,252.96 : x
  2. Step 2: Convert to fraction form
    14,128,393.48/21,161,692.40 = 10,017,252.96/x
  3. Step 3: Cross multiply
    14,128,393.48x = 21,161,692.40 × 10,017,252.96
  4. Step 4: Simplify right side
    14,128,393.48x = 211,982,025,703,066.91
  5. Step 5: Solve for x
    x = 211,982,025,703,066.91/14,128,393.48
  6. Step 6: Final answer
    x = 15,003,972.39

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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.