Home / 45,140,731.94-67,702,281.06-14,427,072.56

Finding the Fourth Proportional to 45,140,731.94, 67,702,281.06 and 14,427,072.56

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Solution

The fourth proportional to 45,140,731.94, 67,702,281.06 and 14,427,072.56 is: 21,637,790.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,140,731.94 : 67,702,281.06 = 14,427,072.56 : x
  2. Step 2: Convert to fraction form
    45,140,731.94/67,702,281.06 = 14,427,072.56/x
  3. Step 3: Cross multiply
    45,140,731.94x = 67,702,281.06 × 14,427,072.56
  4. Step 4: Simplify right side
    45,140,731.94x = 976,745,721,330,133.75
  5. Step 5: Solve for x
    x = 976,745,721,330,133.75/45,140,731.94
  6. Step 6: Final answer
    x = 21,637,790.96

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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.