Home / 42,580,462.69-63,869,774.89-11,874,224.53

Finding the Fourth Proportional to 42,580,462.69, 63,869,774.89 and 11,874,224.53

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Solution

The fourth proportional to 42,580,462.69, 63,869,774.89 and 11,874,224.53 is: 17,811,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580,462.69 : 63,869,774.89 = 11,874,224.53 : x
  2. Step 2: Convert to fraction form
    42,580,462.69/63,869,774.89 = 11,874,224.53/x
  3. Step 3: Cross multiply
    42,580,462.69x = 63,869,774.89 × 11,874,224.53
  4. Step 4: Simplify right side
    42,580,462.69x = 758,404,047,724,416
  5. Step 5: Solve for x
    x = 758,404,047,724,416/42,580,462.69
  6. Step 6: Final answer
    x = 17,811,080.48

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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.