Home / 8,713,636.96-13,068,235.60-6,178,663.36

Finding the Fourth Proportional to 8,713,636.96, 13,068,235.60 and 6,178,663.36

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Solution

The fourth proportional to 8,713,636.96, 13,068,235.60 and 6,178,663.36 is: 9,266,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,636.96 : 13,068,235.60 = 6,178,663.36 : x
  2. Step 2: Convert to fraction form
    8,713,636.96/13,068,235.60 = 6,178,663.36/x
  3. Step 3: Cross multiply
    8,713,636.96x = 13,068,235.60 × 6,178,663.36
  4. Step 4: Simplify right side
    8,713,636.96x = 80,744,228,481,567.62
  5. Step 5: Solve for x
    x = 80,744,228,481,567.62/8,713,636.96
  6. Step 6: Final answer
    x = 9,266,421.00

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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.