Home / 36,271,643.40-54,336,606.30-21,851,877.60

Finding the Fourth Proportional to 36,271,643.40, 54,336,606.30 and 21,851,877.60

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Solution

The fourth proportional to 36,271,643.40, 54,336,606.30 and 21,851,877.60 is: 32,735,127.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271,643.40 : 54,336,606.30 = 21,851,877.60 : x
  2. Step 2: Convert to fraction form
    36,271,643.40/54,336,606.30 = 21,851,877.60/x
  3. Step 3: Cross multiply
    36,271,643.40x = 54,336,606.30 × 21,851,877.60
  4. Step 4: Simplify right side
    36,271,643.40x = 1,187,356,870,066,989
  5. Step 5: Solve for x
    x = 1,187,356,870,066,989/36,271,643.40
  6. Step 6: Final answer
    x = 32,735,127.47

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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.