Home / 28,459,411.58-39,274,001.19-15,406,670.48

Finding the Fourth Proportional to 28,459,411.58, 39,274,001.19 and 15,406,670.48

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Solution

The fourth proportional to 28,459,411.58, 39,274,001.19 and 15,406,670.48 is: 21,261,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,459,411.58 : 39,274,001.19 = 15,406,670.48 : x
  2. Step 2: Convert to fraction form
    28,459,411.58/39,274,001.19 = 15,406,670.48/x
  3. Step 3: Cross multiply
    28,459,411.58x = 39,274,001.19 × 15,406,670.48
  4. Step 4: Simplify right side
    28,459,411.58x = 605,081,594,569,087.88
  5. Step 5: Solve for x
    x = 605,081,594,569,087.88/28,459,411.58
  6. Step 6: Final answer
    x = 21,261,212.41

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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.