Home / 13,585,265.58-18,774,565.29-11,134,010.37

Finding the Fourth Proportional to 13,585,265.58, 18,774,565.29 and 11,134,010.37

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Solution

The fourth proportional to 13,585,265.58, 18,774,565.29 and 11,134,010.37 is: 15,386,979.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,585,265.58 : 18,774,565.29 = 11,134,010.37 : x
  2. Step 2: Convert to fraction form
    13,585,265.58/18,774,565.29 = 11,134,010.37/x
  3. Step 3: Cross multiply
    13,585,265.58x = 18,774,565.29 × 11,134,010.37
  4. Step 4: Simplify right side
    13,585,265.58x = 209,036,204,631,102.03
  5. Step 5: Solve for x
    x = 209,036,204,631,102.03/13,585,265.58
  6. Step 6: Final answer
    x = 15,386,979.62

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1.5x scale

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.