Home / 15,645,337.06-21,590,530.44-8,675,842.36

Finding the Fourth Proportional to 15,645,337.06, 21,590,530.44 and 8,675,842.36

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Solution

The fourth proportional to 15,645,337.06, 21,590,530.44 and 8,675,842.36 is: 11,972,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645,337.06 : 21,590,530.44 = 8,675,842.36 : x
  2. Step 2: Convert to fraction form
    15,645,337.06/21,590,530.44 = 8,675,842.36/x
  3. Step 3: Cross multiply
    15,645,337.06x = 21,590,530.44 × 8,675,842.36
  4. Step 4: Simplify right side
    15,645,337.06x = 187,316,038,566,221.44
  5. Step 5: Solve for x
    x = 187,316,038,566,221.44/15,645,337.06
  6. Step 6: Final answer
    x = 11,972,643.21

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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.