Home / 13,676,564.70-20,514,847.05-10,487,918.70

Finding the Fourth Proportional to 13,676,564.70, 20,514,847.05 and 10,487,918.70

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Solution

The fourth proportional to 13,676,564.70, 20,514,847.05 and 10,487,918.70 is: 15,731,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676,564.70 : 20,514,847.05 = 10,487,918.70 : x
  2. Step 2: Convert to fraction form
    13,676,564.70/20,514,847.05 = 10,487,918.70/x
  3. Step 3: Cross multiply
    13,676,564.70x = 20,514,847.05 × 10,487,918.70
  4. Step 4: Simplify right side
    13,676,564.70x = 215,158,048,003,334.81
  5. Step 5: Solve for x
    x = 215,158,048,003,334.81/13,676,564.70
  6. Step 6: Final answer
    x = 15,731,878.05

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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.