Home / 40,979,954.16-56,553,477.48-22,646,420.64

Finding the Fourth Proportional to 40,979,954.16, 56,553,477.48 and 22,646,420.64

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Solution

The fourth proportional to 40,979,954.16, 56,553,477.48 and 22,646,420.64 is: 31,252,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979,954.16 : 56,553,477.48 = 22,646,420.64 : x
  2. Step 2: Convert to fraction form
    40,979,954.16/56,553,477.48 = 22,646,420.64/x
  3. Step 3: Cross multiply
    40,979,954.16x = 56,553,477.48 × 22,646,420.64
  4. Step 4: Simplify right side
    40,979,954.16x = 1,280,733,839,666,847.25
  5. Step 5: Solve for x
    x = 1,280,733,839,666,847.25/40,979,954.16
  6. Step 6: Final answer
    x = 31,252,690.88

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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.