Home / 28,556,431.74-42,798,255.93-13,376,902.14

Finding the Fourth Proportional to 28,556,431.74, 42,798,255.93 and 13,376,902.14

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Solution

The fourth proportional to 28,556,431.74, 42,798,255.93 and 13,376,902.14 is: 20,048,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,431.74 : 42,798,255.93 = 13,376,902.14 : x
  2. Step 2: Convert to fraction form
    28,556,431.74/42,798,255.93 = 13,376,902.14/x
  3. Step 3: Cross multiply
    28,556,431.74x = 42,798,255.93 × 13,376,902.14
  4. Step 4: Simplify right side
    28,556,431.74x = 572,508,081,338,284.75
  5. Step 5: Solve for x
    x = 572,508,081,338,284.75/28,556,431.74
  6. Step 6: Final answer
    x = 20,048,305.98

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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.