Home / 19,390,909.83-29,077,422.35-5,739,174.69

Finding the Fourth Proportional to 19,390,909.83, 29,077,422.35 and 5,739,174.69

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Solution

The fourth proportional to 19,390,909.83, 29,077,422.35 and 5,739,174.69 is: 8,606,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390,909.83 : 29,077,422.35 = 5,739,174.69 : x
  2. Step 2: Convert to fraction form
    19,390,909.83/29,077,422.35 = 5,739,174.69/x
  3. Step 3: Cross multiply
    19,390,909.83x = 29,077,422.35 × 5,739,174.69
  4. Step 4: Simplify right side
    19,390,909.83x = 166,880,406,372,864.44
  5. Step 5: Solve for x
    x = 166,880,406,372,864.44/19,390,909.83
  6. Step 6: Final answer
    x = 8,606,115.33

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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.