Home / 12,106,851.16-18,161,318.94-3,470,985.88

Finding the Fourth Proportional to 12,106,851.16, 18,161,318.94 and 3,470,985.88

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Solution

The fourth proportional to 12,106,851.16, 18,161,318.94 and 3,470,985.88 is: 5,206,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,851.16 : 18,161,318.94 = 3,470,985.88 : x
  2. Step 2: Convert to fraction form
    12,106,851.16/18,161,318.94 = 3,470,985.88/x
  3. Step 3: Cross multiply
    12,106,851.16x = 18,161,318.94 × 3,470,985.88
  4. Step 4: Simplify right side
    12,106,851.16x = 63,037,681,602,916.57
  5. Step 5: Solve for x
    x = 63,037,681,602,916.57/12,106,851.16
  6. Step 6: Final answer
    x = 5,206,777.61

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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.