Home / 51,559,053.73-71,150,074.79-28,354,180.61

Finding the Fourth Proportional to 51,559,053.73, 71,150,074.79 and 28,354,180.61

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Solution

The fourth proportional to 51,559,053.73, 71,150,074.79 and 28,354,180.61 is: 39,127,988.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,559,053.73 : 71,150,074.79 = 28,354,180.61 : x
  2. Step 2: Convert to fraction form
    51,559,053.73/71,150,074.79 = 28,354,180.61/x
  3. Step 3: Cross multiply
    51,559,053.73x = 71,150,074.79 × 28,354,180.61
  4. Step 4: Simplify right side
    51,559,053.73x = 2,017,402,071,046,772
  5. Step 5: Solve for x
    x = 2,017,402,071,046,772/51,559,053.73
  6. Step 6: Final answer
    x = 39,127,988.69

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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.