Home / 10,863,798.90-16,297,666.65-5,458,847.10

Finding the Fourth Proportional to 10,863,798.90, 16,297,666.65 and 5,458,847.10

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Solution

The fourth proportional to 10,863,798.90, 16,297,666.65 and 5,458,847.10 is: 8,189,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,798.90 : 16,297,666.65 = 5,458,847.10 : x
  2. Step 2: Convert to fraction form
    10,863,798.90/16,297,666.65 = 5,458,847.10/x
  3. Step 3: Cross multiply
    10,863,798.90x = 16,297,666.65 × 5,458,847.10
  4. Step 4: Simplify right side
    10,863,798.90x = 88,966,470,329,119.22
  5. Step 5: Solve for x
    x = 88,966,470,329,119.22/10,863,798.90
  6. Step 6: Final answer
    x = 8,189,259.68

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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.