Home / 28,750,806.01-39,676,664.73-15,698,582.25

Finding the Fourth Proportional to 28,750,806.01, 39,676,664.73 and 15,698,582.25

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Solution

The fourth proportional to 28,750,806.01, 39,676,664.73 and 15,698,582.25 is: 21,664,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,806.01 : 39,676,664.73 = 15,698,582.25 : x
  2. Step 2: Convert to fraction form
    28,750,806.01/39,676,664.73 = 15,698,582.25/x
  3. Step 3: Cross multiply
    28,750,806.01x = 39,676,664.73 × 15,698,582.25
  4. Step 4: Simplify right side
    28,750,806.01x = 622,867,384,669,579
  5. Step 5: Solve for x
    x = 622,867,384,669,579/28,750,806.01
  6. Step 6: Final answer
    x = 21,664,345.15

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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.