Home / 25,487,348.49-35,172,479.34-13,885,007.31

Finding the Fourth Proportional to 25,487,348.49, 35,172,479.34 and 13,885,007.31

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Solution

The fourth proportional to 25,487,348.49, 35,172,479.34 and 13,885,007.31 is: 19,161,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487,348.49 : 35,172,479.34 = 13,885,007.31 : x
  2. Step 2: Convert to fraction form
    25,487,348.49/35,172,479.34 = 13,885,007.31/x
  3. Step 3: Cross multiply
    25,487,348.49x = 35,172,479.34 × 13,885,007.31
  4. Step 4: Simplify right side
    25,487,348.49x = 488,370,132,746,724.06
  5. Step 5: Solve for x
    x = 488,370,132,746,724.06/25,487,348.49
  6. Step 6: Final answer
    x = 19,161,276.54

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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.