Home / 25,563,798.47-35,278,912.48-15,118,768.48

Finding the Fourth Proportional to 25,563,798.47, 35,278,912.48 and 15,118,768.48

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Solution

The fourth proportional to 25,563,798.47, 35,278,912.48 and 15,118,768.48 is: 20,864,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,798.47 : 35,278,912.48 = 15,118,768.48 : x
  2. Step 2: Convert to fraction form
    25,563,798.47/35,278,912.48 = 15,118,768.48/x
  3. Step 3: Cross multiply
    25,563,798.47x = 35,278,912.48 × 15,118,768.48
  4. Step 4: Simplify right side
    25,563,798.47x = 533,373,709,885,308.38
  5. Step 5: Solve for x
    x = 533,373,709,885,308.38/25,563,798.47
  6. Step 6: Final answer
    x = 20,864,415.38

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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.