Home / 28,505,521.62-39,328,371.45-16,114,417.02

Finding the Fourth Proportional to 28,505,521.62, 39,328,371.45 and 16,114,417.02

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Solution

The fourth proportional to 28,505,521.62, 39,328,371.45 and 16,114,417.02 is: 22,232,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,505,521.62 : 39,328,371.45 = 16,114,417.02 : x
  2. Step 2: Convert to fraction form
    28,505,521.62/39,328,371.45 = 16,114,417.02/x
  3. Step 3: Cross multiply
    28,505,521.62x = 39,328,371.45 × 16,114,417.02
  4. Step 4: Simplify right side
    28,505,521.62x = 633,753,778,262,762.12
  5. Step 5: Solve for x
    x = 633,753,778,262,762.12/28,505,521.62
  6. Step 6: Final answer
    x = 22,232,667.30

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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.