Home / 51,088,259.52-76,642,484.40-18,740,462.40

Finding the Fourth Proportional to 51,088,259.52, 76,642,484.40 and 18,740,462.40

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Solution

The fourth proportional to 51,088,259.52, 76,642,484.40 and 18,740,462.40 is: 28,114,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088,259.52 : 76,642,484.40 = 18,740,462.40 : x
  2. Step 2: Convert to fraction form
    51,088,259.52/76,642,484.40 = 18,740,462.40/x
  3. Step 3: Cross multiply
    51,088,259.52x = 76,642,484.40 × 18,740,462.40
  4. Step 4: Simplify right side
    51,088,259.52x = 1,436,315,597,140,786.50
  5. Step 5: Solve for x
    x = 1,436,315,597,140,786.50/51,088,259.52
  6. Step 6: Final answer
    x = 28,114,396.74

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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.