Home / 15,773,898.20-21,768,045.12-8,530,554.20

Finding the Fourth Proportional to 15,773,898.20, 21,768,045.12 and 8,530,554.20

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Solution

The fourth proportional to 15,773,898.20, 21,768,045.12 and 8,530,554.20 is: 11,772,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773,898.20 : 21,768,045.12 = 8,530,554.20 : x
  2. Step 2: Convert to fraction form
    15,773,898.20/21,768,045.12 = 8,530,554.20/x
  3. Step 3: Cross multiply
    15,773,898.20x = 21,768,045.12 × 8,530,554.20
  4. Step 4: Simplify right side
    15,773,898.20x = 185,693,488,724,205.50
  5. Step 5: Solve for x
    x = 185,693,488,724,205.50/15,773,898.20
  6. Step 6: Final answer
    x = 11,772,200.27

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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.