Home / 17,445,776.12-26,172,567.11-5,316,188.87

Finding the Fourth Proportional to 17,445,776.12, 26,172,567.11 and 5,316,188.87

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Solution

The fourth proportional to 17,445,776.12, 26,172,567.11 and 5,316,188.87 is: 7,975,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445,776.12 : 26,172,567.11 = 5,316,188.87 : x
  2. Step 2: Convert to fraction form
    17,445,776.12/26,172,567.11 = 5,316,188.87/x
  3. Step 3: Cross multiply
    17,445,776.12x = 26,172,567.11 × 5,316,188.87
  4. Step 4: Simplify right side
    17,445,776.12x = 139,138,310,048,231.95
  5. Step 5: Solve for x
    x = 139,138,310,048,231.95/17,445,776.12
  6. Step 6: Final answer
    x = 7,975,472.64

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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.