Home / 91,824,926.72-126,724,125.33-50,571,808.16

Finding the Fourth Proportional to 91,824,926.72, 126,724,125.33 and 50,571,808.16

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Solution

The fourth proportional to 91,824,926.72, 126,724,125.33 and 50,571,808.16 is: 69,792,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,824,926.72 : 126,724,125.33 = 50,571,808.16 : x
  2. Step 2: Convert to fraction form
    91,824,926.72/126,724,125.33 = 50,571,808.16/x
  3. Step 3: Cross multiply
    91,824,926.72x = 126,724,125.33 × 50,571,808.16
  4. Step 4: Simplify right side
    91,824,926.72x = 6,408,668,154,798,936
  5. Step 5: Solve for x
    x = 6,408,668,154,798,936/91,824,926.72
  6. Step 6: Final answer
    x = 69,792,249.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.