Home / 28,852,326.90-39,815,015.33-15,799,360.91

Finding the Fourth Proportional to 28,852,326.90, 39,815,015.33 and 15,799,360.91

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Solution

The fourth proportional to 28,852,326.90, 39,815,015.33 and 15,799,360.91 is: 21,802,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852,326.90 : 39,815,015.33 = 15,799,360.91 : x
  2. Step 2: Convert to fraction form
    28,852,326.90/39,815,015.33 = 15,799,360.91/x
  3. Step 3: Cross multiply
    28,852,326.90x = 39,815,015.33 × 15,799,360.91
  4. Step 4: Simplify right side
    28,852,326.90x = 629,051,796,676,276.12
  5. Step 5: Solve for x
    x = 629,051,796,676,276.12/28,852,326.90
  6. Step 6: Final answer
    x = 21,802,463.24

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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.