Home / 25,643,948.52-35,388,706.20-13,883,340.80

Finding the Fourth Proportional to 25,643,948.52, 35,388,706.20 and 13,883,340.80

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Solution

The fourth proportional to 25,643,948.52, 35,388,706.20 and 13,883,340.80 is: 19,159,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643,948.52 : 35,388,706.20 = 13,883,340.80 : x
  2. Step 2: Convert to fraction form
    25,643,948.52/35,388,706.20 = 13,883,340.80/x
  3. Step 3: Cross multiply
    25,643,948.52x = 35,388,706.20 × 13,883,340.80
  4. Step 4: Simplify right side
    25,643,948.52x = 491,313,468,645,673
  5. Step 5: Solve for x
    x = 491,313,468,645,673/25,643,948.52
  6. Step 6: Final answer
    x = 19,159,041.29

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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.