Home / 13,273,195.41-18,316,312.92-7,471,784.25

Finding the Fourth Proportional to 13,273,195.41, 18,316,312.92 and 7,471,784.25

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Solution

The fourth proportional to 13,273,195.41, 18,316,312.92 and 7,471,784.25 is: 10,310,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273,195.41 : 18,316,312.92 = 7,471,784.25 : x
  2. Step 2: Convert to fraction form
    13,273,195.41/18,316,312.92 = 7,471,784.25/x
  3. Step 3: Cross multiply
    13,273,195.41x = 18,316,312.92 × 7,471,784.25
  4. Step 4: Simplify right side
    13,273,195.41x = 136,855,538,393,727.52
  5. Step 5: Solve for x
    x = 136,855,538,393,727.52/13,273,195.41
  6. Step 6: Final answer
    x = 10,310,670.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.