Home / 25,659,015.49-38,501,168.95-12,013,085.89

Finding the Fourth Proportional to 25,659,015.49, 38,501,168.95 and 12,013,085.89

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Solution

The fourth proportional to 25,659,015.49, 38,501,168.95 and 12,013,085.89 is: 18,025,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659,015.49 : 38,501,168.95 = 12,013,085.89 : x
  2. Step 2: Convert to fraction form
    25,659,015.49/38,501,168.95 = 12,013,085.89/x
  3. Step 3: Cross multiply
    25,659,015.49x = 38,501,168.95 × 12,013,085.89
  4. Step 4: Simplify right side
    25,659,015.49x = 462,517,849,239,212.50
  5. Step 5: Solve for x
    x = 462,517,849,239,212.50/25,659,015.49
  6. Step 6: Final answer
    x = 18,025,549.32

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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.