Home / 15,875,717.58-21,917,881.98-10,000,388.25

Finding the Fourth Proportional to 15,875,717.58, 21,917,881.98 and 10,000,388.25

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Solution

The fourth proportional to 15,875,717.58, 21,917,881.98 and 10,000,388.25 is: 13,806,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875,717.58 : 21,917,881.98 = 10,000,388.25 : x
  2. Step 2: Convert to fraction form
    15,875,717.58/21,917,881.98 = 10,000,388.25/x
  3. Step 3: Cross multiply
    15,875,717.58x = 21,917,881.98 × 10,000,388.25
  4. Step 4: Simplify right side
    15,875,717.58x = 219,187,329,417,678.75
  5. Step 5: Solve for x
    x = 219,187,329,417,678.75/15,875,717.58
  6. Step 6: Final answer
    x = 13,806,451.79

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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.