Home / 28,556,456.24-42,798,292.68-13,376,926.64

Finding the Fourth Proportional to 28,556,456.24, 42,798,292.68 and 13,376,926.64

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Solution

The fourth proportional to 28,556,456.24, 42,798,292.68 and 13,376,926.64 is: 20,048,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,456.24 : 42,798,292.68 = 13,376,926.64 : x
  2. Step 2: Convert to fraction form
    28,556,456.24/42,798,292.68 = 13,376,926.64/x
  3. Step 3: Cross multiply
    28,556,456.24x = 42,798,292.68 × 13,376,926.64
  4. Step 4: Simplify right side
    28,556,456.24x = 572,509,621,497,609
  5. Step 5: Solve for x
    x = 572,509,621,497,609/28,556,456.24
  6. Step 6: Final answer
    x = 20,048,342.72

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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.