Home / 12,475,811.55-18,713,717.33-12,307,849.95

Finding the Fourth Proportional to 12,475,811.55, 18,713,717.33 and 12,307,849.95

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Solution

The fourth proportional to 12,475,811.55, 18,713,717.33 and 12,307,849.95 is: 18,461,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475,811.55 : 18,713,717.33 = 12,307,849.95 : x
  2. Step 2: Convert to fraction form
    12,475,811.55/18,713,717.33 = 12,307,849.95/x
  3. Step 3: Cross multiply
    12,475,811.55x = 18,713,717.33 × 12,307,849.95
  4. Step 4: Simplify right side
    12,475,811.55x = 230,325,624,842,815.38
  5. Step 5: Solve for x
    x = 230,325,624,842,815.38/12,475,811.55
  6. Step 6: Final answer
    x = 18,461,774.93

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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.