Home / 19,780,458.53-27,282,022.02-17,328,813.30

Finding the Fourth Proportional to 19,780,458.53, 27,282,022.02 and 17,328,813.30

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Solution

The fourth proportional to 19,780,458.53, 27,282,022.02 and 17,328,813.30 is: 23,900,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,780,458.53 : 27,282,022.02 = 17,328,813.30 : x
  2. Step 2: Convert to fraction form
    19,780,458.53/27,282,022.02 = 17,328,813.30/x
  3. Step 3: Cross multiply
    19,780,458.53x = 27,282,022.02 × 17,328,813.30
  4. Step 4: Simplify right side
    19,780,458.53x = 472,765,066,031,068.88
  5. Step 5: Solve for x
    x = 472,765,066,031,068.88/19,780,458.53
  6. Step 6: Final answer
    x = 23,900,612.08

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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.