Home / 8,205,693.40-12,308,540.10-3,656,733.40

Finding the Fourth Proportional to 8,205,693.40, 12,308,540.10 and 3,656,733.40

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Solution

The fourth proportional to 8,205,693.40, 12,308,540.10 and 3,656,733.40 is: 5,485,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,693.40 : 12,308,540.10 = 3,656,733.40 : x
  2. Step 2: Convert to fraction form
    8,205,693.40/12,308,540.10 = 3,656,733.40/x
  3. Step 3: Cross multiply
    8,205,693.40x = 12,308,540.10 × 3,656,733.40
  4. Step 4: Simplify right side
    8,205,693.40x = 45,009,049,688,909.34
  5. Step 5: Solve for x
    x = 45,009,049,688,909.34/8,205,693.40
  6. Step 6: Final answer
    x = 5,485,100.10

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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.