Home / 25,475,085-35,155,619.52-13,872,645

Finding the Fourth Proportional to 25,475,085, 35,155,619.52 and 13,872,645

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Solution

The fourth proportional to 25,475,085, 35,155,619.52 and 13,872,645 is: 19,144,251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475,085 : 35,155,619.52 = 13,872,645 : x
  2. Step 2: Convert to fraction form
    25,475,085/35,155,619.52 = 13,872,645/x
  3. Step 3: Cross multiply
    25,475,085x = 35,155,619.52 × 13,872,645
  4. Step 4: Simplify right side
    25,475,085x = 487,701,429,356,030.44
  5. Step 5: Solve for x
    x = 487,701,429,356,030.44/25,475,085
  6. Step 6: Final answer
    x = 19,144,251.31

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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.