Home / 13,341,329.48-20,011,781.82-4,243,295.72

Finding the Fourth Proportional to 13,341,329.48, 20,011,781.82 and 4,243,295.72

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Solution

The fourth proportional to 13,341,329.48, 20,011,781.82 and 4,243,295.72 is: 6,364,876.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341,329.48 : 20,011,781.82 = 4,243,295.72 : x
  2. Step 2: Convert to fraction form
    13,341,329.48/20,011,781.82 = 4,243,295.72/x
  3. Step 3: Cross multiply
    13,341,329.48x = 20,011,781.82 × 4,243,295.72
  4. Step 4: Simplify right side
    13,341,329.48x = 84,915,908,146,379.81
  5. Step 5: Solve for x
    x = 84,915,908,146,379.81/13,341,329.48
  6. Step 6: Final answer
    x = 6,364,876.02

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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.