Home / 40,456,700.64-55,829,736-22,121,942.40

Finding the Fourth Proportional to 40,456,700.64, 55,829,736 and 22,121,942.40

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Solution

The fourth proportional to 40,456,700.64, 55,829,736 and 22,121,942.40 is: 30,528,001.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456,700.64 : 55,829,736 = 22,121,942.40 : x
  2. Step 2: Convert to fraction form
    40,456,700.64/55,829,736 = 22,121,942.40/x
  3. Step 3: Cross multiply
    40,456,700.64x = 55,829,736 × 22,121,942.40
  4. Step 4: Simplify right side
    40,456,700.64x = 1,235,062,203,999,206.25
  5. Step 5: Solve for x
    x = 1,235,062,203,999,206.25/40,456,700.64
  6. Step 6: Final answer
    x = 30,528,001.16

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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.