Home / 18,194,229.18-25,106,955.75-9,932,643.90

Finding the Fourth Proportional to 18,194,229.18, 25,106,955.75 and 9,932,643.90

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Solution

The fourth proportional to 18,194,229.18, 25,106,955.75 and 9,932,643.90 is: 13,706,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,229.18 : 25,106,955.75 = 9,932,643.90 : x
  2. Step 2: Convert to fraction form
    18,194,229.18/25,106,955.75 = 9,932,643.90/x
  3. Step 3: Cross multiply
    18,194,229.18x = 25,106,955.75 × 9,932,643.90
  4. Step 4: Simplify right side
    18,194,229.18x = 249,378,450,877,807.44
  5. Step 5: Solve for x
    x = 249,378,450,877,807.44/18,194,229.18
  6. Step 6: Final answer
    x = 13,706,458.70

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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.