Home / 13,208,186.48-19,814,248.31-4,687,809.44

Finding the Fourth Proportional to 13,208,186.48, 19,814,248.31 and 4,687,809.44

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Solution

The fourth proportional to 13,208,186.48, 19,814,248.31 and 4,687,809.44 is: 7,032,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,186.48 : 19,814,248.31 = 4,687,809.44 : x
  2. Step 2: Convert to fraction form
    13,208,186.48/19,814,248.31 = 4,687,809.44/x
  3. Step 3: Cross multiply
    13,208,186.48x = 19,814,248.31 × 4,687,809.44
  4. Step 4: Simplify right side
    13,208,186.48x = 92,885,420,151,611.75
  5. Step 5: Solve for x
    x = 92,885,420,151,611.75/13,208,186.48
  6. Step 6: Final answer
    x = 7,032,412.84

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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.