Home / 25,716,634.07-38,573,448.57-18,807,111.90

Finding the Fourth Proportional to 25,716,634.07, 38,573,448.57 and 18,807,111.90

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Solution

The fourth proportional to 25,716,634.07, 38,573,448.57 and 18,807,111.90 is: 28,209,569.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716,634.07 : 38,573,448.57 = 18,807,111.90 : x
  2. Step 2: Convert to fraction form
    25,716,634.07/38,573,448.57 = 18,807,111.90/x
  3. Step 3: Cross multiply
    25,716,634.07x = 38,573,448.57 × 18,807,111.90
  4. Step 4: Simplify right side
    25,716,634.07x = 725,455,163,624,884.88
  5. Step 5: Solve for x
    x = 725,455,163,624,884.88/25,716,634.07
  6. Step 6: Final answer
    x = 28,209,569.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.