Home / 14,489,801.60-21,734,702.40-7,771,337.60

Finding the Fourth Proportional to 14,489,801.60, 21,734,702.40 and 7,771,337.60

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Solution

The fourth proportional to 14,489,801.60, 21,734,702.40 and 7,771,337.60 is: 11,657,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,801.60 : 21,734,702.40 = 7,771,337.60 : x
  2. Step 2: Convert to fraction form
    14,489,801.60/21,734,702.40 = 7,771,337.60/x
  3. Step 3: Cross multiply
    14,489,801.60x = 21,734,702.40 × 7,771,337.60
  4. Step 4: Simplify right side
    14,489,801.60x = 168,907,709,985,930.22
  5. Step 5: Solve for x
    x = 168,907,709,985,930.22/14,489,801.60
  6. Step 6: Final answer
    x = 11,657,006.40

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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.