Home / 28,958,467.90-43,437,701.85-11,005,239.10

Finding the Fourth Proportional to 28,958,467.90, 43,437,701.85 and 11,005,239.10

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Solution

The fourth proportional to 28,958,467.90, 43,437,701.85 and 11,005,239.10 is: 16,507,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958,467.90 : 43,437,701.85 = 11,005,239.10 : x
  2. Step 2: Convert to fraction form
    28,958,467.90/43,437,701.85 = 11,005,239.10/x
  3. Step 3: Cross multiply
    28,958,467.90x = 43,437,701.85 × 11,005,239.10
  4. Step 4: Simplify right side
    28,958,467.90x = 478,042,294,813,762.31
  5. Step 5: Solve for x
    x = 478,042,294,813,762.31/28,958,467.90
  6. Step 6: Final answer
    x = 16,507,858.65

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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.