Home / 18,400,671.05-25,393,099.59-10,141,031.25

Finding the Fourth Proportional to 18,400,671.05, 25,393,099.59 and 10,141,031.25

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Solution

The fourth proportional to 18,400,671.05, 25,393,099.59 and 10,141,031.25 is: 13,994,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,671.05 : 25,393,099.59 = 10,141,031.25 : x
  2. Step 2: Convert to fraction form
    18,400,671.05/25,393,099.59 = 10,141,031.25/x
  3. Step 3: Cross multiply
    18,400,671.05x = 25,393,099.59 × 10,141,031.25
  4. Step 4: Simplify right side
    18,400,671.05x = 257,512,216,476,552.19
  5. Step 5: Solve for x
    x = 257,512,216,476,552.19/18,400,671.05
  6. Step 6: Final answer
    x = 13,994,718.77

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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.