Home / 12,065,549.10-18,098,323.65-9,939,785.10

Finding the Fourth Proportional to 12,065,549.10, 18,098,323.65 and 9,939,785.10

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Solution

The fourth proportional to 12,065,549.10, 18,098,323.65 and 9,939,785.10 is: 14,909,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,549.10 : 18,098,323.65 = 9,939,785.10 : x
  2. Step 2: Convert to fraction form
    12,065,549.10/18,098,323.65 = 9,939,785.10/x
  3. Step 3: Cross multiply
    12,065,549.10x = 18,098,323.65 × 9,939,785.10
  4. Step 4: Simplify right side
    12,065,549.10x = 179,893,447,751,247.59
  5. Step 5: Solve for x
    x = 179,893,447,751,247.59/12,065,549.10
  6. Step 6: Final answer
    x = 14,909,677.65

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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.