Home / 15,210,009.90-22,815,014.85-7,634,241.90

Finding the Fourth Proportional to 15,210,009.90, 22,815,014.85 and 7,634,241.90

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Solution

The fourth proportional to 15,210,009.90, 22,815,014.85 and 7,634,241.90 is: 11,451,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,009.90 : 22,815,014.85 = 7,634,241.90 : x
  2. Step 2: Convert to fraction form
    15,210,009.90/22,815,014.85 = 7,634,241.90/x
  3. Step 3: Cross multiply
    15,210,009.90x = 22,815,014.85 × 7,634,241.90
  4. Step 4: Simplify right side
    15,210,009.90x = 174,175,342,316,992.25
  5. Step 5: Solve for x
    x = 174,175,342,316,992.25/15,210,009.90
  6. Step 6: Final answer
    x = 11,451,362.85

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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.