Home / 28,486,045.70-39,271,699.76-18,026,859.14

Finding the Fourth Proportional to 28,486,045.70, 39,271,699.76 and 18,026,859.14

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Solution

The fourth proportional to 28,486,045.70, 39,271,699.76 and 18,026,859.14 is: 24,852,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486,045.70 : 39,271,699.76 = 18,026,859.14 : x
  2. Step 2: Convert to fraction form
    28,486,045.70/39,271,699.76 = 18,026,859.14/x
  3. Step 3: Cross multiply
    28,486,045.70x = 39,271,699.76 × 18,026,859.14
  4. Step 4: Simplify right side
    28,486,045.70x = 707,945,399,761,891.75
  5. Step 5: Solve for x
    x = 707,945,399,761,891.75/28,486,045.70
  6. Step 6: Final answer
    x = 24,852,357.79

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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.