Home / 14,393,816.64-21,580,058.88-8,712,696.96

Finding the Fourth Proportional to 14,393,816.64, 21,580,058.88 and 8,712,696.96

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Solution

The fourth proportional to 14,393,816.64, 21,580,058.88 and 8,712,696.96 is: 13,062,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393,816.64 : 21,580,058.88 = 8,712,696.96 : x
  2. Step 2: Convert to fraction form
    14,393,816.64/21,580,058.88 = 8,712,696.96/x
  3. Step 3: Cross multiply
    14,393,816.64x = 21,580,058.88 × 8,712,696.96
  4. Step 4: Simplify right side
    14,393,816.64x = 188,020,513,400,397
  5. Step 5: Solve for x
    x = 188,020,513,400,397/14,393,816.64
  6. Step 6: Final answer
    x = 13,062,589.17

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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.