Home / 15,620,968.72-23,446,587.12-7,539,624.64

Finding the Fourth Proportional to 15,620,968.72, 23,446,587.12 and 7,539,624.64

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Solution

The fourth proportional to 15,620,968.72, 23,446,587.12 and 7,539,624.64 is: 11,316,741.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620,968.72 : 23,446,587.12 = 7,539,624.64 : x
  2. Step 2: Convert to fraction form
    15,620,968.72/23,446,587.12 = 7,539,624.64/x
  3. Step 3: Cross multiply
    15,620,968.72x = 23,446,587.12 × 7,539,624.64
  4. Step 4: Simplify right side
    15,620,968.72x = 176,778,465,973,858.62
  5. Step 5: Solve for x
    x = 176,778,465,973,858.62/15,620,968.72
  6. Step 6: Final answer
    x = 11,316,741.56

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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.