Home / 8,934,672.40-13,387,234.20-5,141,539.60

Finding the Fourth Proportional to 8,934,672.40, 13,387,234.20 and 5,141,539.60

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Solution

The fourth proportional to 8,934,672.40, 13,387,234.20 and 5,141,539.60 is: 7,703,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934,672.40 : 13,387,234.20 = 5,141,539.60 : x
  2. Step 2: Convert to fraction form
    8,934,672.40/13,387,234.20 = 5,141,539.60/x
  3. Step 3: Cross multiply
    8,934,672.40x = 13,387,234.20 × 5,141,539.60
  4. Step 4: Simplify right side
    8,934,672.40x = 68,830,994,773,774.31
  5. Step 5: Solve for x
    x = 68,830,994,773,774.31/8,934,672.40
  6. Step 6: Final answer
    x = 7,703,807.34

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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.