Home / 14,538,836.61-20,060,070.84-8,257,966.74

Finding the Fourth Proportional to 14,538,836.61, 20,060,070.84 and 8,257,966.74

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Solution

The fourth proportional to 14,538,836.61, 20,060,070.84 and 8,257,966.74 is: 11,393,992.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,836.61 : 20,060,070.84 = 8,257,966.74 : x
  2. Step 2: Convert to fraction form
    14,538,836.61/20,060,070.84 = 8,257,966.74/x
  3. Step 3: Cross multiply
    14,538,836.61x = 20,060,070.84 × 8,257,966.74
  4. Step 4: Simplify right side
    14,538,836.61x = 165,655,397,798,763.88
  5. Step 5: Solve for x
    x = 165,655,397,798,763.88/14,538,836.61
  6. Step 6: Final answer
    x = 11,393,992.67

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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.