Home / 14,605,138.30-20,049,548.61-12,536,562.64

Finding the Fourth Proportional to 14,605,138.30, 20,049,548.61 and 12,536,562.64

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Solution

The fourth proportional to 14,605,138.30, 20,049,548.61 and 12,536,562.64 is: 17,209,862.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605,138.30 : 20,049,548.61 = 12,536,562.64 : x
  2. Step 2: Convert to fraction form
    14,605,138.30/20,049,548.61 = 12,536,562.64/x
  3. Step 3: Cross multiply
    14,605,138.30x = 20,049,548.61 × 12,536,562.64
  4. Step 4: Simplify right side
    14,605,138.30x = 251,352,421,990,307.12
  5. Step 5: Solve for x
    x = 251,352,421,990,307.12/14,605,138.30
  6. Step 6: Final answer
    x = 17,209,862.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.