Home / 28,958,454.90-43,437,682.35-11,005,226.10

Finding the Fourth Proportional to 28,958,454.90, 43,437,682.35 and 11,005,226.10

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Solution

The fourth proportional to 28,958,454.90, 43,437,682.35 and 11,005,226.10 is: 16,507,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958,454.90 : 43,437,682.35 = 11,005,226.10 : x
  2. Step 2: Convert to fraction form
    28,958,454.90/43,437,682.35 = 11,005,226.10/x
  3. Step 3: Cross multiply
    28,958,454.90x = 43,437,682.35 × 11,005,226.10
  4. Step 4: Simplify right side
    28,958,454.90x = 478,041,515,521,729.31
  5. Step 5: Solve for x
    x = 478,041,515,521,729.31/28,958,454.90
  6. Step 6: Final answer
    x = 16,507,839.15

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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.