Home / 7,800,205.13-11,677,541.02-4,551,788.42

Finding the Fourth Proportional to 7,800,205.13, 11,677,541.02 and 4,551,788.42

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Solution

The fourth proportional to 7,800,205.13, 11,677,541.02 and 4,551,788.42 is: 6,814,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,205.13 : 11,677,541.02 = 4,551,788.42 : x
  2. Step 2: Convert to fraction form
    7,800,205.13/11,677,541.02 = 4,551,788.42/x
  3. Step 3: Cross multiply
    7,800,205.13x = 11,677,541.02 × 4,551,788.42
  4. Step 4: Simplify right side
    7,800,205.13x = 53,153,695,988,910.98
  5. Step 5: Solve for x
    x = 53,153,695,988,910.98/7,800,205.13
  6. Step 6: Final answer
    x = 6,814,397.20

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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.