Home / 25,445,842.11-35,127,458.60-15,664,670.51

Finding the Fourth Proportional to 25,445,842.11, 35,127,458.60 and 15,664,670.51

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Solution

The fourth proportional to 25,445,842.11, 35,127,458.60 and 15,664,670.51 is: 21,624,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445,842.11 : 35,127,458.60 = 15,664,670.51 : x
  2. Step 2: Convert to fraction form
    25,445,842.11/35,127,458.60 = 15,664,670.51/x
  3. Step 3: Cross multiply
    25,445,842.11x = 35,127,458.60 × 15,664,670.51
  4. Step 4: Simplify right side
    25,445,842.11x = 550,260,064,568,705.25
  5. Step 5: Solve for x
    x = 550,260,064,568,705.25/25,445,842.11
  6. Step 6: Final answer
    x = 21,624,753.55

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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.