Home / 18,268,894.88-25,211,094.37-9,896,284.13

Finding the Fourth Proportional to 18,268,894.88, 25,211,094.37 and 9,896,284.13

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Solution

The fourth proportional to 18,268,894.88, 25,211,094.37 and 9,896,284.13 is: 13,656,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,894.88 : 25,211,094.37 = 9,896,284.13 : x
  2. Step 2: Convert to fraction form
    18,268,894.88/25,211,094.37 = 9,896,284.13/x
  3. Step 3: Cross multiply
    18,268,894.88x = 25,211,094.37 × 9,896,284.13
  4. Step 4: Simplify right side
    18,268,894.88x = 249,496,152,962,967.16
  5. Step 5: Solve for x
    x = 249,496,152,962,967.16/18,268,894.88
  6. Step 6: Final answer
    x = 13,656,882.62

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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.