Home / 8,205,289.01-12,308,458.42-3,156,599.51

Finding the Fourth Proportional to 8,205,289.01, 12,308,458.42 and 3,156,599.51

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Solution

The fourth proportional to 8,205,289.01, 12,308,458.42 and 3,156,599.51 is: 4,735,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,289.01 : 12,308,458.42 = 3,156,599.51 : x
  2. Step 2: Convert to fraction form
    8,205,289.01/12,308,458.42 = 3,156,599.51/x
  3. Step 3: Cross multiply
    8,205,289.01x = 12,308,458.42 × 3,156,599.51
  4. Step 4: Simplify right side
    8,205,289.01x = 38,852,873,817,427.38
  5. Step 5: Solve for x
    x = 38,852,873,817,427.38/8,205,289.01
  6. Step 6: Final answer
    x = 4,735,101.20

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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.