Home / 13,355,417.76-20,034,731.25-4,717,744.62

Finding the Fourth Proportional to 13,355,417.76, 20,034,731.25 and 4,717,744.62

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Solution

The fourth proportional to 13,355,417.76, 20,034,731.25 and 4,717,744.62 is: 7,077,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,417.76 : 20,034,731.25 = 4,717,744.62 : x
  2. Step 2: Convert to fraction form
    13,355,417.76/20,034,731.25 = 4,717,744.62/x
  3. Step 3: Cross multiply
    13,355,417.76x = 20,034,731.25 × 4,717,744.62
  4. Step 4: Simplify right side
    13,355,417.76x = 94,518,745,567,833.38
  5. Step 5: Solve for x
    x = 94,518,745,567,833.38/13,355,417.76
  6. Step 6: Final answer
    x = 7,077,183.75

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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.