Home / 25,455,156.16-35,129,272.25-15,001,613.68

Finding the Fourth Proportional to 25,455,156.16, 35,129,272.25 and 15,001,613.68

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Solution

The fourth proportional to 25,455,156.16, 35,129,272.25 and 15,001,613.68 is: 20,702,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455,156.16 : 35,129,272.25 = 15,001,613.68 : x
  2. Step 2: Convert to fraction form
    25,455,156.16/35,129,272.25 = 15,001,613.68/x
  3. Step 3: Cross multiply
    25,455,156.16x = 35,129,272.25 × 15,001,613.68
  4. Step 4: Simplify right side
    25,455,156.16x = 526,995,770,903,389.94
  5. Step 5: Solve for x
    x = 526,995,770,903,389.94/25,455,156.16
  6. Step 6: Final answer
    x = 20,702,908.59

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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.