Home / 13,693,497.23-18,897,027.45-7,581,925.73

Finding the Fourth Proportional to 13,693,497.23, 18,897,027.45 and 7,581,925.73

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Solution

The fourth proportional to 13,693,497.23, 18,897,027.45 and 7,581,925.73 is: 10,463,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693,497.23 : 18,897,027.45 = 7,581,925.73 : x
  2. Step 2: Convert to fraction form
    13,693,497.23/18,897,027.45 = 7,581,925.73/x
  3. Step 3: Cross multiply
    13,693,497.23x = 18,897,027.45 × 7,581,925.73
  4. Step 4: Simplify right side
    13,693,497.23x = 143,275,858,643,671.28
  5. Step 5: Solve for x
    x = 143,275,858,643,671.28/13,693,497.23
  6. Step 6: Final answer
    x = 10,463,058.21

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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.