Home / 14,536,686.40-21,805,029.60-8,853,985.60

Finding the Fourth Proportional to 14,536,686.40, 21,805,029.60 and 8,853,985.60

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Solution

The fourth proportional to 14,536,686.40, 21,805,029.60 and 8,853,985.60 is: 13,280,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536,686.40 : 21,805,029.60 = 8,853,985.60 : x
  2. Step 2: Convert to fraction form
    14,536,686.40/21,805,029.60 = 8,853,985.60/x
  3. Step 3: Cross multiply
    14,536,686.40x = 21,805,029.60 × 8,853,985.60
  4. Step 4: Simplify right side
    14,536,686.40x = 193,061,418,085,973.75
  5. Step 5: Solve for x
    x = 193,061,418,085,973.75/14,536,686.40
  6. Step 6: Final answer
    x = 13,280,978.40

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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.