Home / 15,639,799.14-23,438,113.02-11,287,133.46

Finding the Fourth Proportional to 15,639,799.14, 23,438,113.02 and 11,287,133.46

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Solution

The fourth proportional to 15,639,799.14, 23,438,113.02 and 11,287,133.46 is: 16,915,121.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639,799.14 : 23,438,113.02 = 11,287,133.46 : x
  2. Step 2: Convert to fraction form
    15,639,799.14/23,438,113.02 = 11,287,133.46/x
  3. Step 3: Cross multiply
    15,639,799.14x = 23,438,113.02 × 11,287,133.46
  4. Step 4: Simplify right side
    15,639,799.14x = 264,549,109,707,303.66
  5. Step 5: Solve for x
    x = 264,549,109,707,303.66/15,639,799.14
  6. Step 6: Final answer
    x = 16,915,121.95

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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.