Home / 8,968,666.70-13,488,429.45-8,047,502.30

Finding the Fourth Proportional to 8,968,666.70, 13,488,429.45 and 8,047,502.30

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Solution

The fourth proportional to 8,968,666.70, 13,488,429.45 and 8,047,502.30 is: 12,103,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,666.70 : 13,488,429.45 = 8,047,502.30 : x
  2. Step 2: Convert to fraction form
    8,968,666.70/13,488,429.45 = 8,047,502.30/x
  3. Step 3: Cross multiply
    8,968,666.70x = 13,488,429.45 × 8,047,502.30
  4. Step 4: Simplify right side
    8,968,666.70x = 108,548,167,022,262.72
  5. Step 5: Solve for x
    x = 108,548,167,022,262.72/8,968,666.70
  6. Step 6: Final answer
    x = 12,103,043.93

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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.