Home / 40,959,613.68-61,390,431.68-19,070,484.72

Finding the Fourth Proportional to 40,959,613.68, 61,390,431.68 and 19,070,484.72

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Solution

The fourth proportional to 40,959,613.68, 61,390,431.68 and 19,070,484.72 is: 28,582,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,959,613.68 : 61,390,431.68 = 19,070,484.72 : x
  2. Step 2: Convert to fraction form
    40,959,613.68/61,390,431.68 = 19,070,484.72/x
  3. Step 3: Cross multiply
    40,959,613.68x = 61,390,431.68 × 19,070,484.72
  4. Step 4: Simplify right side
    40,959,613.68x = 1,170,745,289,307,643.75
  5. Step 5: Solve for x
    x = 1,170,745,289,307,643.75/40,959,613.68
  6. Step 6: Final answer
    x = 28,582,918.25

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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.