Home / 9,314,858.78-13,971,487.75-5,670,642.80

Finding the Fourth Proportional to 9,314,858.78, 13,971,487.75 and 5,670,642.80

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Solution

The fourth proportional to 9,314,858.78, 13,971,487.75 and 5,670,642.80 is: 8,505,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314,858.78 : 13,971,487.75 = 5,670,642.80 : x
  2. Step 2: Convert to fraction form
    9,314,858.78/13,971,487.75 = 5,670,642.80/x
  3. Step 3: Cross multiply
    9,314,858.78x = 13,971,487.75 × 5,670,642.80
  4. Step 4: Simplify right side
    9,314,858.78x = 79,227,316,408,533.67
  5. Step 5: Solve for x
    x = 79,227,316,408,533.67/9,314,858.78
  6. Step 6: Final answer
    x = 8,505,476.92

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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.