Home / 8,542,828.80-12,795,580.80-6,634,598.40

Finding the Fourth Proportional to 8,542,828.80, 12,795,580.80 and 6,634,598.40

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Solution

The fourth proportional to 8,542,828.80, 12,795,580.80 and 6,634,598.40 is: 9,937,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,828.80 : 12,795,580.80 = 6,634,598.40 : x
  2. Step 2: Convert to fraction form
    8,542,828.80/12,795,580.80 = 6,634,598.40/x
  3. Step 3: Cross multiply
    8,542,828.80x = 12,795,580.80 × 6,634,598.40
  4. Step 4: Simplify right side
    8,542,828.80x = 84,893,539,902,750.73
  5. Step 5: Solve for x
    x = 84,893,539,902,750.73/8,542,828.80
  6. Step 6: Final answer
    x = 9,937,403.86

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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.