Home / 21,424,817.32-29,575,295.64-14,464,922.96

Finding the Fourth Proportional to 21,424,817.32, 29,575,295.64 and 14,464,922.96

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Solution

The fourth proportional to 21,424,817.32, 29,575,295.64 and 14,464,922.96 is: 19,967,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424,817.32 : 29,575,295.64 = 14,464,922.96 : x
  2. Step 2: Convert to fraction form
    21,424,817.32/29,575,295.64 = 14,464,922.96/x
  3. Step 3: Cross multiply
    21,424,817.32x = 29,575,295.64 × 14,464,922.96
  4. Step 4: Simplify right side
    21,424,817.32x = 427,804,373,025,762.12
  5. Step 5: Solve for x
    x = 427,804,373,025,762.12/21,424,817.32
  6. Step 6: Final answer
    x = 19,967,702.25

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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.