Home / 18,506,475.05-25,539,733.81-10,246,537.51

Finding the Fourth Proportional to 18,506,475.05, 25,539,733.81 and 10,246,537.51

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Solution

The fourth proportional to 18,506,475.05, 25,539,733.81 and 10,246,537.51 is: 14,140,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,475.05 : 25,539,733.81 = 10,246,537.51 : x
  2. Step 2: Convert to fraction form
    18,506,475.05/25,539,733.81 = 10,246,537.51/x
  3. Step 3: Cross multiply
    18,506,475.05x = 25,539,733.81 × 10,246,537.51
  4. Step 4: Simplify right side
    18,506,475.05x = 261,693,840,514,563.28
  5. Step 5: Solve for x
    x = 261,693,840,514,563.28/18,506,475.05
  6. Step 6: Final answer
    x = 14,140,663.73

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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.