Home / 14,386,883.13-19,853,667.09-7,860,372.48

Finding the Fourth Proportional to 14,386,883.13, 19,853,667.09 and 7,860,372.48

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Solution

The fourth proportional to 14,386,883.13, 19,853,667.09 and 7,860,372.48 is: 10,847,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,883.13 : 19,853,667.09 = 7,860,372.48 : x
  2. Step 2: Convert to fraction form
    14,386,883.13/19,853,667.09 = 7,860,372.48/x
  3. Step 3: Cross multiply
    14,386,883.13x = 19,853,667.09 × 7,860,372.48
  4. Step 4: Simplify right side
    14,386,883.13x = 156,057,218,421,317.69
  5. Step 5: Solve for x
    x = 156,057,218,421,317.69/14,386,883.13
  6. Step 6: Final answer
    x = 10,847,187.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.