Home / 25,847,497.86-35,674,840.08-15,399,634.65

Finding the Fourth Proportional to 25,847,497.86, 35,674,840.08 and 15,399,634.65

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Solution

The fourth proportional to 25,847,497.86, 35,674,840.08 and 15,399,634.65 is: 21,254,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,847,497.86 : 35,674,840.08 = 15,399,634.65 : x
  2. Step 2: Convert to fraction form
    25,847,497.86/35,674,840.08 = 15,399,634.65/x
  3. Step 3: Cross multiply
    25,847,497.86x = 35,674,840.08 × 15,399,634.65
  4. Step 4: Simplify right side
    25,847,497.86x = 549,379,503,429,176.75
  5. Step 5: Solve for x
    x = 549,379,503,429,176.75/25,847,497.86
  6. Step 6: Final answer
    x = 21,254,649.34

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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.