Home / 35,256,957.20-52,843,963.80-20,125,206.80

Finding the Fourth Proportional to 35,256,957.20, 52,843,963.80 and 20,125,206.80

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Solution

The fourth proportional to 35,256,957.20, 52,843,963.80 and 20,125,206.80 is: 30,164,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,256,957.20 : 52,843,963.80 = 20,125,206.80 : x
  2. Step 2: Convert to fraction form
    35,256,957.20/52,843,963.80 = 20,125,206.80/x
  3. Step 3: Cross multiply
    35,256,957.20x = 52,843,963.80 × 20,125,206.80
  4. Step 4: Simplify right side
    35,256,957.20x = 1,063,495,699,606,713.88
  5. Step 5: Solve for x
    x = 1,063,495,699,606,713.88/35,256,957.20
  6. Step 6: Final answer
    x = 30,164,137.35

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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.