Home / 53,139,601.20-79,709,401.80-17,237,809.20

Finding the Fourth Proportional to 53,139,601.20, 79,709,401.80 and 17,237,809.20

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Solution

The fourth proportional to 53,139,601.20, 79,709,401.80 and 17,237,809.20 is: 25,856,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,139,601.20 : 79,709,401.80 = 17,237,809.20 : x
  2. Step 2: Convert to fraction form
    53,139,601.20/79,709,401.80 = 17,237,809.20/x
  3. Step 3: Cross multiply
    53,139,601.20x = 79,709,401.80 × 17,237,809.20
  4. Step 4: Simplify right side
    53,139,601.20x = 1,374,015,459,674,536.50
  5. Step 5: Solve for x
    x = 1,374,015,459,674,536.50/53,139,601.20
  6. Step 6: Final answer
    x = 25,856,713.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.